Home / 4,851,691.60-7,278,412.20-2,012,090.80

Finding the Fourth Proportional to 4,851,691.60, 7,278,412.20 and 2,012,090.80

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Solution

The fourth proportional to 4,851,691.60, 7,278,412.20 and 2,012,090.80 is: 3,018,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,691.60 : 7,278,412.20 = 2,012,090.80 : x
  2. Step 2: Convert to fraction form
    4,851,691.60/7,278,412.20 = 2,012,090.80/x
  3. Step 3: Cross multiply
    4,851,691.60x = 7,278,412.20 × 2,012,090.80
  4. Step 4: Simplify right side
    4,851,691.60x = 14,644,826,226,227.76
  5. Step 5: Solve for x
    x = 14,644,826,226,227.76/4,851,691.60
  6. Step 6: Final answer
    x = 3,018,499.00

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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.