Home / 1,569,216.42-2,353,514.60-431,685.14

Finding the Fourth Proportional to 1,569,216.42, 2,353,514.60 and 431,685.14

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Solution

The fourth proportional to 1,569,216.42, 2,353,514.60 and 431,685.14 is: 647,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,216.42 : 2,353,514.60 = 431,685.14 : x
  2. Step 2: Convert to fraction form
    1,569,216.42/2,353,514.60 = 431,685.14/x
  3. Step 3: Cross multiply
    1,569,216.42x = 2,353,514.60 × 431,685.14
  4. Step 4: Simplify right side
    1,569,216.42x = 1,015,977,279,593.04
  5. Step 5: Solve for x
    x = 1,015,977,279,593.04/1,569,216.42
  6. Step 6: Final answer
    x = 647,442.42

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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.