Home / 1,569,095.70-2,353,643.55-431,855.70

Finding the Fourth Proportional to 1,569,095.70, 2,353,643.55 and 431,855.70

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Solution

The fourth proportional to 1,569,095.70, 2,353,643.55 and 431,855.70 is: 647,783.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,095.70 : 2,353,643.55 = 431,855.70 : x
  2. Step 2: Convert to fraction form
    1,569,095.70/2,353,643.55 = 431,855.70/x
  3. Step 3: Cross multiply
    1,569,095.70x = 2,353,643.55 × 431,855.70
  4. Step 4: Simplify right side
    1,569,095.70x = 1,016,434,382,835.74
  5. Step 5: Solve for x
    x = 1,016,434,382,835.74/1,569,095.70
  6. Step 6: Final answer
    x = 647,783.55

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Double scale
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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.