Home / 3,555,416.64-4,906,438.20-1,923,788.04

Finding the Fourth Proportional to 3,555,416.64, 4,906,438.20 and 1,923,788.04

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Solution

The fourth proportional to 3,555,416.64, 4,906,438.20 and 1,923,788.04 is: 2,654,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,416.64 : 4,906,438.20 = 1,923,788.04 : x
  2. Step 2: Convert to fraction form
    3,555,416.64/4,906,438.20 = 1,923,788.04/x
  3. Step 3: Cross multiply
    3,555,416.64x = 4,906,438.20 × 1,923,788.04
  4. Step 4: Simplify right side
    3,555,416.64x = 9,438,947,128,159.13
  5. Step 5: Solve for x
    x = 9,438,947,128,159.13/3,555,416.64
  6. Step 6: Final answer
    x = 2,654,807.60

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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.