Home / 2,665,809.20-3,998,713.80-2,371,876.40

Finding the Fourth Proportional to 2,665,809.20, 3,998,713.80 and 2,371,876.40

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Solution

The fourth proportional to 2,665,809.20, 3,998,713.80 and 2,371,876.40 is: 3,557,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,809.20 : 3,998,713.80 = 2,371,876.40 : x
  2. Step 2: Convert to fraction form
    2,665,809.20/3,998,713.80 = 2,371,876.40/x
  3. Step 3: Cross multiply
    2,665,809.20x = 3,998,713.80 × 2,371,876.40
  4. Step 4: Simplify right side
    2,665,809.20x = 9,484,454,892,574.32
  5. Step 5: Solve for x
    x = 9,484,454,892,574.32/2,665,809.20
  6. Step 6: Final answer
    x = 3,557,814.60

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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.