Home / 1,130,839.38-1,693,823.20-530,901.54

Finding the Fourth Proportional to 1,130,839.38, 1,693,823.20 and 530,901.54

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Solution

The fourth proportional to 1,130,839.38, 1,693,823.20 and 530,901.54 is: 795,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,839.38 : 1,693,823.20 = 530,901.54 : x
  2. Step 2: Convert to fraction form
    1,130,839.38/1,693,823.20 = 530,901.54/x
  3. Step 3: Cross multiply
    1,130,839.38x = 1,693,823.20 × 530,901.54
  4. Step 4: Simplify right side
    1,130,839.38x = 899,253,344,040.47
  5. Step 5: Solve for x
    x = 899,253,344,040.47/1,130,839.38
  6. Step 6: Final answer
    x = 795,208.73

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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.