Home / 4,845,780.24-7,268,407.20-1,479,724.80

Finding the Fourth Proportional to 4,845,780.24, 7,268,407.20 and 1,479,724.80

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Solution

The fourth proportional to 4,845,780.24, 7,268,407.20 and 1,479,724.80 is: 2,219,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,780.24 : 7,268,407.20 = 1,479,724.80 : x
  2. Step 2: Convert to fraction form
    4,845,780.24/7,268,407.20 = 1,479,724.80/x
  3. Step 3: Cross multiply
    4,845,780.24x = 7,268,407.20 × 1,479,724.80
  4. Step 4: Simplify right side
    4,845,780.24x = 10,755,242,390,338.56
  5. Step 5: Solve for x
    x = 10,755,242,390,338.56/4,845,780.24
  6. Step 6: Final answer
    x = 2,219,506.84

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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.