Home / 1,201,275.60-1,802,071.96-443,649.60

Finding the Fourth Proportional to 1,201,275.60, 1,802,071.96 and 443,649.60

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Solution

The fourth proportional to 1,201,275.60, 1,802,071.96 and 443,649.60 is: 665,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,275.60 : 1,802,071.96 = 443,649.60 : x
  2. Step 2: Convert to fraction form
    1,201,275.60/1,802,071.96 = 443,649.60/x
  3. Step 3: Cross multiply
    1,201,275.60x = 1,802,071.96 × 443,649.60
  4. Step 4: Simplify right side
    1,201,275.60x = 799,488,504,225.22
  5. Step 5: Solve for x
    x = 799,488,504,225.22/1,201,275.60
  6. Step 6: Final answer
    x = 665,532.96

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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.