Home / 2,016,386.20-3,024,579.30-1,220,123.80

Finding the Fourth Proportional to 2,016,386.20, 3,024,579.30 and 1,220,123.80

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Solution

The fourth proportional to 2,016,386.20, 3,024,579.30 and 1,220,123.80 is: 1,830,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,386.20 : 3,024,579.30 = 1,220,123.80 : x
  2. Step 2: Convert to fraction form
    2,016,386.20/3,024,579.30 = 1,220,123.80/x
  3. Step 3: Cross multiply
    2,016,386.20x = 3,024,579.30 × 1,220,123.80
  4. Step 4: Simplify right side
    2,016,386.20x = 3,690,361,188,917.34
  5. Step 5: Solve for x
    x = 3,690,361,188,917.34/2,016,386.20
  6. Step 6: Final answer
    x = 1,830,185.70

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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.