Home / 4,165,807.60-6,248,711.40-1,326,206.80

Finding the Fourth Proportional to 4,165,807.60, 6,248,711.40 and 1,326,206.80

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Solution

The fourth proportional to 4,165,807.60, 6,248,711.40 and 1,326,206.80 is: 1,989,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165,807.60 : 6,248,711.40 = 1,326,206.80 : x
  2. Step 2: Convert to fraction form
    4,165,807.60/6,248,711.40 = 1,326,206.80/x
  3. Step 3: Cross multiply
    4,165,807.60x = 6,248,711.40 × 1,326,206.80
  4. Step 4: Simplify right side
    4,165,807.60x = 8,287,083,549,917.52
  5. Step 5: Solve for x
    x = 8,287,083,549,917.52/4,165,807.60
  6. Step 6: Final answer
    x = 1,989,310.20

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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.