Home / 4,845,287.60-7,267,931.40-1,479,489.20

Finding the Fourth Proportional to 4,845,287.60, 7,267,931.40 and 1,479,489.20

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Solution

The fourth proportional to 4,845,287.60, 7,267,931.40 and 1,479,489.20 is: 2,219,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,287.60 : 7,267,931.40 = 1,479,489.20 : x
  2. Step 2: Convert to fraction form
    4,845,287.60/7,267,931.40 = 1,479,489.20/x
  3. Step 3: Cross multiply
    4,845,287.60x = 7,267,931.40 × 1,479,489.20
  4. Step 4: Simplify right side
    4,845,287.60x = 10,752,826,012,640.88
  5. Step 5: Solve for x
    x = 10,752,826,012,640.88/4,845,287.60
  6. Step 6: Final answer
    x = 2,219,233.80

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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.