Home / 4,838,610.40-7,257,915.60-3,137,999.20

Finding the Fourth Proportional to 4,838,610.40, 7,257,915.60 and 3,137,999.20

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Solution

The fourth proportional to 4,838,610.40, 7,257,915.60 and 3,137,999.20 is: 4,706,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838,610.40 : 7,257,915.60 = 3,137,999.20 : x
  2. Step 2: Convert to fraction form
    4,838,610.40/7,257,915.60 = 3,137,999.20/x
  3. Step 3: Cross multiply
    4,838,610.40x = 7,257,915.60 × 3,137,999.20
  4. Step 4: Simplify right side
    4,838,610.40x = 22,775,333,346,467.52
  5. Step 5: Solve for x
    x = 22,775,333,346,467.52/4,838,610.40
  6. Step 6: Final answer
    x = 4,706,998.80

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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.