Home / 2,443,643.80-3,662,355.30-2,176,149.40

Finding the Fourth Proportional to 2,443,643.80, 3,662,355.30 and 2,176,149.40

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Solution

The fourth proportional to 2,443,643.80, 3,662,355.30 and 2,176,149.40 is: 3,261,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,643.80 : 3,662,355.30 = 2,176,149.40 : x
  2. Step 2: Convert to fraction form
    2,443,643.80/3,662,355.30 = 2,176,149.40/x
  3. Step 3: Cross multiply
    2,443,643.80x = 3,662,355.30 × 2,176,149.40
  4. Step 4: Simplify right side
    2,443,643.80x = 7,969,832,288,681.82
  5. Step 5: Solve for x
    x = 7,969,832,288,681.82/2,443,643.80
  6. Step 6: Final answer
    x = 3,261,454.18

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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.