Home / 3,565,775.52-4,920,741.12-1,934,178.78

Finding the Fourth Proportional to 3,565,775.52, 4,920,741.12 and 1,934,178.78

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Solution

The fourth proportional to 3,565,775.52, 4,920,741.12 and 1,934,178.78 is: 2,669,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,775.52 : 4,920,741.12 = 1,934,178.78 : x
  2. Step 2: Convert to fraction form
    3,565,775.52/4,920,741.12 = 1,934,178.78/x
  3. Step 3: Cross multiply
    3,565,775.52x = 4,920,741.12 × 1,934,178.78
  4. Step 4: Simplify right side
    3,565,775.52x = 9,517,593,056,177.43
  5. Step 5: Solve for x
    x = 9,517,593,056,177.43/3,565,775.52
  6. Step 6: Final answer
    x = 2,669,150.93

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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.