Home / 1,217,250.13-1,679,854.64-673,376.55

Finding the Fourth Proportional to 1,217,250.13, 1,679,854.64 and 673,376.55

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Solution

The fourth proportional to 1,217,250.13, 1,679,854.64 and 673,376.55 is: 929,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,250.13 : 1,679,854.64 = 673,376.55 : x
  2. Step 2: Convert to fraction form
    1,217,250.13/1,679,854.64 = 673,376.55/x
  3. Step 3: Cross multiply
    1,217,250.13x = 1,679,854.64 × 673,376.55
  4. Step 4: Simplify right side
    1,217,250.13x = 1,131,174,721,984.69
  5. Step 5: Solve for x
    x = 1,131,174,721,984.69/1,217,250.13
  6. Step 6: Final answer
    x = 929,287.00

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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.