Home / 4,989,723.60-7,484,758.20-1,578,046.80

Finding the Fourth Proportional to 4,989,723.60, 7,484,758.20 and 1,578,046.80

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Solution

The fourth proportional to 4,989,723.60, 7,484,758.20 and 1,578,046.80 is: 2,367,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,723.60 : 7,484,758.20 = 1,578,046.80 : x
  2. Step 2: Convert to fraction form
    4,989,723.60/7,484,758.20 = 1,578,046.80/x
  3. Step 3: Cross multiply
    4,989,723.60x = 7,484,758.20 × 1,578,046.80
  4. Step 4: Simplify right side
    4,989,723.60x = 11,811,298,726,283.76
  5. Step 5: Solve for x
    x = 11,811,298,726,283.76/4,989,723.60
  6. Step 6: Final answer
    x = 2,367,124.85

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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.