Home / 3,703,478.04-5,108,742.06-2,154,565.80

Finding the Fourth Proportional to 3,703,478.04, 5,108,742.06 and 2,154,565.80

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Solution

The fourth proportional to 3,703,478.04, 5,108,742.06 and 2,154,565.80 is: 2,972,103.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,478.04 : 5,108,742.06 = 2,154,565.80 : x
  2. Step 2: Convert to fraction form
    3,703,478.04/5,108,742.06 = 2,154,565.80/x
  3. Step 3: Cross multiply
    3,703,478.04x = 5,108,742.06 × 2,154,565.80
  4. Step 4: Simplify right side
    3,703,478.04x = 11,007,120,923,497.55
  5. Step 5: Solve for x
    x = 11,007,120,923,497.55/3,703,478.04
  6. Step 6: Final answer
    x = 2,972,103.74

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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.