Home / 1,201,276.60-1,802,073.46-443,650.60

Finding the Fourth Proportional to 1,201,276.60, 1,802,073.46 and 443,650.60

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Solution

The fourth proportional to 1,201,276.60, 1,802,073.46 and 443,650.60 is: 665,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,276.60 : 1,802,073.46 = 443,650.60 : x
  2. Step 2: Convert to fraction form
    1,201,276.60/1,802,073.46 = 443,650.60/x
  3. Step 3: Cross multiply
    1,201,276.60x = 1,802,073.46 × 443,650.60
  4. Step 4: Simplify right side
    1,201,276.60x = 799,490,971,773.08
  5. Step 5: Solve for x
    x = 799,490,971,773.08/1,201,276.60
  6. Step 6: Final answer
    x = 665,534.46

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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.