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Finding the Fourth Proportional to 3,766,779.60, 5,650,169.40 and 926,854.80

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Solution

The fourth proportional to 3,766,779.60, 5,650,169.40 and 926,854.80 is: 1,390,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,779.60 : 5,650,169.40 = 926,854.80 : x
  2. Step 2: Convert to fraction form
    3,766,779.60/5,650,169.40 = 926,854.80/x
  3. Step 3: Cross multiply
    3,766,779.60x = 5,650,169.40 × 926,854.80
  4. Step 4: Simplify right side
    3,766,779.60x = 5,236,886,629,203.12
  5. Step 5: Solve for x
    x = 5,236,886,629,203.12/3,766,779.60
  6. Step 6: Final answer
    x = 1,390,282.20

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Similar ratio
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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.