Home / 3,502,311.60-5,253,467.40-977,962.80

Finding the Fourth Proportional to 3,502,311.60, 5,253,467.40 and 977,962.80

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Solution

The fourth proportional to 3,502,311.60, 5,253,467.40 and 977,962.80 is: 1,466,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,311.60 : 5,253,467.40 = 977,962.80 : x
  2. Step 2: Convert to fraction form
    3,502,311.60/5,253,467.40 = 977,962.80/x
  3. Step 3: Cross multiply
    3,502,311.60x = 5,253,467.40 × 977,962.80
  4. Step 4: Simplify right side
    3,502,311.60x = 5,137,695,688,212.72
  5. Step 5: Solve for x
    x = 5,137,695,688,212.72/3,502,311.60
  6. Step 6: Final answer
    x = 1,466,944.20

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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.