Home / 3,316,854.20-4,577,203.50-1,866,549.20

Finding the Fourth Proportional to 3,316,854.20, 4,577,203.50 and 1,866,549.20

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Solution

The fourth proportional to 3,316,854.20, 4,577,203.50 and 1,866,549.20 is: 2,575,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,854.20 : 4,577,203.50 = 1,866,549.20 : x
  2. Step 2: Convert to fraction form
    3,316,854.20/4,577,203.50 = 1,866,549.20/x
  3. Step 3: Cross multiply
    3,316,854.20x = 4,577,203.50 × 1,866,549.20
  4. Step 4: Simplify right side
    3,316,854.20x = 8,543,575,531,162.20
  5. Step 5: Solve for x
    x = 8,543,575,531,162.20/3,316,854.20
  6. Step 6: Final answer
    x = 2,575,806.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.