Home / 3,115,400.40-4,650,564.90-2,737,486.80

Finding the Fourth Proportional to 3,115,400.40, 4,650,564.90 and 2,737,486.80

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Solution

The fourth proportional to 3,115,400.40, 4,650,564.90 and 2,737,486.80 is: 4,086,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,400.40 : 4,650,564.90 = 2,737,486.80 : x
  2. Step 2: Convert to fraction form
    3,115,400.40/4,650,564.90 = 2,737,486.80/x
  3. Step 3: Cross multiply
    3,115,400.40x = 4,650,564.90 × 2,737,486.80
  4. Step 4: Simplify right side
    3,115,400.40x = 12,730,860,026,293.32
  5. Step 5: Solve for x
    x = 12,730,860,026,293.32/3,115,400.40
  6. Step 6: Final answer
    x = 4,086,428.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.