Home / 3,389,132.40-4,676,985.72-1,840,380.24

Finding the Fourth Proportional to 3,389,132.40, 4,676,985.72 and 1,840,380.24

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Solution

The fourth proportional to 3,389,132.40, 4,676,985.72 and 1,840,380.24 is: 2,539,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,132.40 : 4,676,985.72 = 1,840,380.24 : x
  2. Step 2: Convert to fraction form
    3,389,132.40/4,676,985.72 = 1,840,380.24/x
  3. Step 3: Cross multiply
    3,389,132.40x = 4,676,985.72 × 1,840,380.24
  4. Step 4: Simplify right side
    3,389,132.40x = 8,607,432,101,850.17
  5. Step 5: Solve for x
    x = 8,607,432,101,850.17/3,389,132.40
  6. Step 6: Final answer
    x = 2,539,715.50

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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.