Home / 5,053,947.98-7,581,319.40-1,688,166.86

Finding the Fourth Proportional to 5,053,947.98, 7,581,319.40 and 1,688,166.86

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Solution

The fourth proportional to 5,053,947.98, 7,581,319.40 and 1,688,166.86 is: 2,532,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053,947.98 : 7,581,319.40 = 1,688,166.86 : x
  2. Step 2: Convert to fraction form
    5,053,947.98/7,581,319.40 = 1,688,166.86/x
  3. Step 3: Cross multiply
    5,053,947.98x = 7,581,319.40 × 1,688,166.86
  4. Step 4: Simplify right side
    5,053,947.98x = 12,798,532,132,468.90
  5. Step 5: Solve for x
    x = 12,798,532,132,468.90/5,053,947.98
  6. Step 6: Final answer
    x = 2,532,383.04

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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.