Home / 2,665,810.20-3,998,715.30-2,371,877.40

Finding the Fourth Proportional to 2,665,810.20, 3,998,715.30 and 2,371,877.40

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Solution

The fourth proportional to 2,665,810.20, 3,998,715.30 and 2,371,877.40 is: 3,557,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,810.20 : 3,998,715.30 = 2,371,877.40 : x
  2. Step 2: Convert to fraction form
    2,665,810.20/3,998,715.30 = 2,371,877.40/x
  3. Step 3: Cross multiply
    2,665,810.20x = 3,998,715.30 × 2,371,877.40
  4. Step 4: Simplify right side
    2,665,810.20x = 9,484,462,449,104.22
  5. Step 5: Solve for x
    x = 9,484,462,449,104.22/2,665,810.20
  6. Step 6: Final answer
    x = 3,557,816.10

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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.