Home / 3,502,309.60-5,253,464.40-977,960.80

Finding the Fourth Proportional to 3,502,309.60, 5,253,464.40 and 977,960.80

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Solution

The fourth proportional to 3,502,309.60, 5,253,464.40 and 977,960.80 is: 1,466,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,309.60 : 5,253,464.40 = 977,960.80 : x
  2. Step 2: Convert to fraction form
    3,502,309.60/5,253,464.40 = 977,960.80/x
  3. Step 3: Cross multiply
    3,502,309.60x = 5,253,464.40 × 977,960.80
  4. Step 4: Simplify right side
    3,502,309.60x = 5,137,682,247,395.52
  5. Step 5: Solve for x
    x = 5,137,682,247,395.52/3,502,309.60
  6. Step 6: Final answer
    x = 1,466,941.20

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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.