Home / 1,101,391.40-1,652,244.72-486,580.16

Finding the Fourth Proportional to 1,101,391.40, 1,652,244.72 and 486,580.16

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Solution

The fourth proportional to 1,101,391.40, 1,652,244.72 and 486,580.16 is: 729,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,391.40 : 1,652,244.72 = 486,580.16 : x
  2. Step 2: Convert to fraction form
    1,101,391.40/1,652,244.72 = 486,580.16/x
  3. Step 3: Cross multiply
    1,101,391.40x = 1,652,244.72 × 486,580.16
  4. Step 4: Simplify right side
    1,101,391.40x = 803,949,500,216.76
  5. Step 5: Solve for x
    x = 803,949,500,216.76/1,101,391.40
  6. Step 6: Final answer
    x = 729,939.87

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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.