Home / 3,428,098.25-4,730,673.06-1,879,306.96

Finding the Fourth Proportional to 3,428,098.25, 4,730,673.06 and 1,879,306.96

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Solution

The fourth proportional to 3,428,098.25, 4,730,673.06 and 1,879,306.96 is: 2,593,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,098.25 : 4,730,673.06 = 1,879,306.96 : x
  2. Step 2: Convert to fraction form
    3,428,098.25/4,730,673.06 = 1,879,306.96/x
  3. Step 3: Cross multiply
    3,428,098.25x = 4,730,673.06 × 1,879,306.96
  4. Step 4: Simplify right side
    3,428,098.25x = 8,890,386,807,142.50
  5. Step 5: Solve for x
    x = 8,890,386,807,142.50/3,428,098.25
  6. Step 6: Final answer
    x = 2,593,387.40

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1.5x scale

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.