Home / 3,155,045.08-4,354,854.12-1,866,333.46

Finding the Fourth Proportional to 3,155,045.08, 4,354,854.12 and 1,866,333.46

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Solution

The fourth proportional to 3,155,045.08, 4,354,854.12 and 1,866,333.46 is: 2,576,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,045.08 : 4,354,854.12 = 1,866,333.46 : x
  2. Step 2: Convert to fraction form
    3,155,045.08/4,354,854.12 = 1,866,333.46/x
  3. Step 3: Cross multiply
    3,155,045.08x = 4,354,854.12 × 1,866,333.46
  4. Step 4: Simplify right side
    3,155,045.08x = 8,127,609,957,574.86
  5. Step 5: Solve for x
    x = 8,127,609,957,574.86/3,155,045.08
  6. Step 6: Final answer
    x = 2,576,067.77

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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.