Home / 1,118,565.86-1,543,659.27-635,114.93

Finding the Fourth Proportional to 1,118,565.86, 1,543,659.27 and 635,114.93

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Solution

The fourth proportional to 1,118,565.86, 1,543,659.27 and 635,114.93 is: 876,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,565.86 : 1,543,659.27 = 635,114.93 : x
  2. Step 2: Convert to fraction form
    1,118,565.86/1,543,659.27 = 635,114.93/x
  3. Step 3: Cross multiply
    1,118,565.86x = 1,543,659.27 × 635,114.93
  4. Step 4: Simplify right side
    1,118,565.86x = 980,401,049,209.90
  5. Step 5: Solve for x
    x = 980,401,049,209.90/1,118,565.86
  6. Step 6: Final answer
    x = 876,480.40

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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.