Home / 1,177,693.10-1,625,246.43-725,072.30

Finding the Fourth Proportional to 1,177,693.10, 1,625,246.43 and 725,072.30

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Solution

The fourth proportional to 1,177,693.10, 1,625,246.43 and 725,072.30 is: 1,000,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,693.10 : 1,625,246.43 = 725,072.30 : x
  2. Step 2: Convert to fraction form
    1,177,693.10/1,625,246.43 = 725,072.30/x
  3. Step 3: Cross multiply
    1,177,693.10x = 1,625,246.43 × 725,072.30
  4. Step 4: Simplify right side
    1,177,693.10x = 1,178,421,167,066.89
  5. Step 5: Solve for x
    x = 1,178,421,167,066.89/1,177,693.10
  6. Step 6: Final answer
    x = 1,000,618.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.