Home / 1,569,015.45-2,353,523.18-431,775.45

Finding the Fourth Proportional to 1,569,015.45, 2,353,523.18 and 431,775.45

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Solution

The fourth proportional to 1,569,015.45, 2,353,523.18 and 431,775.45 is: 647,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,015.45 : 2,353,523.18 = 431,775.45 : x
  2. Step 2: Convert to fraction form
    1,569,015.45/2,353,523.18 = 431,775.45/x
  3. Step 3: Cross multiply
    1,569,015.45x = 2,353,523.18 × 431,775.45
  4. Step 4: Simplify right side
    1,569,015.45x = 1,016,193,530,129.93
  5. Step 5: Solve for x
    x = 1,016,193,530,129.93/1,569,015.45
  6. Step 6: Final answer
    x = 647,663.18

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Double scale
Find fourth proportional to 1,569,016.45, 2,353,524.68 and 431,776.45
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.