Home / 3,154,221.20-4,731,331.80-1,557,030.80

Finding the Fourth Proportional to 3,154,221.20, 4,731,331.80 and 1,557,030.80

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Solution

The fourth proportional to 3,154,221.20, 4,731,331.80 and 1,557,030.80 is: 2,335,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,221.20 : 4,731,331.80 = 1,557,030.80 : x
  2. Step 2: Convert to fraction form
    3,154,221.20/4,731,331.80 = 1,557,030.80/x
  3. Step 3: Cross multiply
    3,154,221.20x = 4,731,331.80 × 1,557,030.80
  4. Step 4: Simplify right side
    3,154,221.20x = 7,366,829,337,619.44
  5. Step 5: Solve for x
    x = 7,366,829,337,619.44/3,154,221.20
  6. Step 6: Final answer
    x = 2,335,546.20

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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.