Home / 4,103,542.72-6,155,439.49-1,407,830.12

Finding the Fourth Proportional to 4,103,542.72, 6,155,439.49 and 1,407,830.12

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Solution

The fourth proportional to 4,103,542.72, 6,155,439.49 and 1,407,830.12 is: 2,111,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103,542.72 : 6,155,439.49 = 1,407,830.12 : x
  2. Step 2: Convert to fraction form
    4,103,542.72/6,155,439.49 = 1,407,830.12/x
  3. Step 3: Cross multiply
    4,103,542.72x = 6,155,439.49 × 1,407,830.12
  4. Step 4: Simplify right side
    4,103,542.72x = 8,665,813,113,884.45
  5. Step 5: Solve for x
    x = 8,665,813,113,884.45/4,103,542.72
  6. Step 6: Final answer
    x = 2,111,788.20

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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.