Home / 1,098,349.29-1,648,588.05-530,129.79

Finding the Fourth Proportional to 1,098,349.29, 1,648,588.05 and 530,129.79

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Solution

The fourth proportional to 1,098,349.29, 1,648,588.05 and 530,129.79 is: 795,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,349.29 : 1,648,588.05 = 530,129.79 : x
  2. Step 2: Convert to fraction form
    1,098,349.29/1,648,588.05 = 530,129.79/x
  3. Step 3: Cross multiply
    1,098,349.29x = 1,648,588.05 × 530,129.79
  4. Step 4: Simplify right side
    1,098,349.29x = 873,965,632,851.88
  5. Step 5: Solve for x
    x = 873,965,632,851.88/1,098,349.29
  6. Step 6: Final answer
    x = 795,708.29

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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.