Home / 3,658,404.80-5,487,607.20-3,453,118.40

Finding the Fourth Proportional to 3,658,404.80, 5,487,607.20 and 3,453,118.40

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Solution

The fourth proportional to 3,658,404.80, 5,487,607.20 and 3,453,118.40 is: 5,179,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,404.80 : 5,487,607.20 = 3,453,118.40 : x
  2. Step 2: Convert to fraction form
    3,658,404.80/5,487,607.20 = 3,453,118.40/x
  3. Step 3: Cross multiply
    3,658,404.80x = 5,487,607.20 × 3,453,118.40
  4. Step 4: Simplify right side
    3,658,404.80x = 18,949,357,394,292.48
  5. Step 5: Solve for x
    x = 18,949,357,394,292.48/3,658,404.80
  6. Step 6: Final answer
    x = 5,179,677.60

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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.