Home / 2,039,974.60-3,060,715.20-842,000.80

Finding the Fourth Proportional to 2,039,974.60, 3,060,715.20 and 842,000.80

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Solution

The fourth proportional to 2,039,974.60, 3,060,715.20 and 842,000.80 is: 1,263,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,974.60 : 3,060,715.20 = 842,000.80 : x
  2. Step 2: Convert to fraction form
    2,039,974.60/3,060,715.20 = 842,000.80/x
  3. Step 3: Cross multiply
    2,039,974.60x = 3,060,715.20 × 842,000.80
  4. Step 4: Simplify right side
    2,039,974.60x = 2,577,124,646,972.16
  5. Step 5: Solve for x
    x = 2,577,124,646,972.16/2,039,974.60
  6. Step 6: Final answer
    x = 1,263,312.13

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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.