Home / 1,944,565.20-2,916,847.80-1,607,985.90

Finding the Fourth Proportional to 1,944,565.20, 2,916,847.80 and 1,607,985.90

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Solution

The fourth proportional to 1,944,565.20, 2,916,847.80 and 1,607,985.90 is: 2,411,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,565.20 : 2,916,847.80 = 1,607,985.90 : x
  2. Step 2: Convert to fraction form
    1,944,565.20/2,916,847.80 = 1,607,985.90/x
  3. Step 3: Cross multiply
    1,944,565.20x = 2,916,847.80 × 1,607,985.90
  4. Step 4: Simplify right side
    1,944,565.20x = 4,690,250,134,846.02
  5. Step 5: Solve for x
    x = 4,690,250,134,846.02/1,944,565.20
  6. Step 6: Final answer
    x = 2,411,978.85

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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.