Home / 1,551,938.40-2,327,901.12-430,004.16

Finding the Fourth Proportional to 1,551,938.40, 2,327,901.12 and 430,004.16

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Solution

The fourth proportional to 1,551,938.40, 2,327,901.12 and 430,004.16 is: 645,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,938.40 : 2,327,901.12 = 430,004.16 : x
  2. Step 2: Convert to fraction form
    1,551,938.40/2,327,901.12 = 430,004.16/x
  3. Step 3: Cross multiply
    1,551,938.40x = 2,327,901.12 × 430,004.16
  4. Step 4: Simplify right side
    1,551,938.40x = 1,001,007,165,668.66
  5. Step 5: Solve for x
    x = 1,001,007,165,668.66/1,551,938.40
  6. Step 6: Final answer
    x = 645,004.44

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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.