Home / 3,156,574.08-4,737,505.68-1,641,187.20

Finding the Fourth Proportional to 3,156,574.08, 4,737,505.68 and 1,641,187.20

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Solution

The fourth proportional to 3,156,574.08, 4,737,505.68 and 1,641,187.20 is: 2,463,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,574.08 : 4,737,505.68 = 1,641,187.20 : x
  2. Step 2: Convert to fraction form
    3,156,574.08/4,737,505.68 = 1,641,187.20/x
  3. Step 3: Cross multiply
    3,156,574.08x = 4,737,505.68 × 1,641,187.20
  4. Step 4: Simplify right side
    3,156,574.08x = 7,775,133,681,943.30
  5. Step 5: Solve for x
    x = 7,775,133,681,943.30/3,156,574.08
  6. Step 6: Final answer
    x = 2,463,155.78

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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.