Home / 1,567,353.38-2,351,032.68-430,131.20

Finding the Fourth Proportional to 1,567,353.38, 2,351,032.68 and 430,131.20

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Solution

The fourth proportional to 1,567,353.38, 2,351,032.68 and 430,131.20 is: 645,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,353.38 : 2,351,032.68 = 430,131.20 : x
  2. Step 2: Convert to fraction form
    1,567,353.38/2,351,032.68 = 430,131.20/x
  3. Step 3: Cross multiply
    1,567,353.38x = 2,351,032.68 × 430,131.20
  4. Step 4: Simplify right side
    1,567,353.38x = 1,011,252,507,887.62
  5. Step 5: Solve for x
    x = 1,011,252,507,887.62/1,567,353.38
  6. Step 6: Final answer
    x = 645,197.52

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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.