Home / 1,566,390.30-2,349,585.45-1,471,911.90

Finding the Fourth Proportional to 1,566,390.30, 2,349,585.45 and 1,471,911.90

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Solution

The fourth proportional to 1,566,390.30, 2,349,585.45 and 1,471,911.90 is: 2,207,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,390.30 : 2,349,585.45 = 1,471,911.90 : x
  2. Step 2: Convert to fraction form
    1,566,390.30/2,349,585.45 = 1,471,911.90/x
  3. Step 3: Cross multiply
    1,566,390.30x = 2,349,585.45 × 1,471,911.90
  4. Step 4: Simplify right side
    1,566,390.30x = 3,458,382,783,921.86
  5. Step 5: Solve for x
    x = 3,458,382,783,921.86/1,566,390.30
  6. Step 6: Final answer
    x = 2,207,867.85

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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.