Home / 3,438,553.60-5,157,830.40-3,292,940.80

Finding the Fourth Proportional to 3,438,553.60, 5,157,830.40 and 3,292,940.80

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Solution

The fourth proportional to 3,438,553.60, 5,157,830.40 and 3,292,940.80 is: 4,939,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,553.60 : 5,157,830.40 = 3,292,940.80 : x
  2. Step 2: Convert to fraction form
    3,438,553.60/5,157,830.40 = 3,292,940.80/x
  3. Step 3: Cross multiply
    3,438,553.60x = 5,157,830.40 × 3,292,940.80
  4. Step 4: Simplify right side
    3,438,553.60x = 16,984,430,163,640.32
  5. Step 5: Solve for x
    x = 16,984,430,163,640.32/3,438,553.60
  6. Step 6: Final answer
    x = 4,939,411.20

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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.