Home / 3,657,838.80-5,486,758.20-2,382,380.40

Finding the Fourth Proportional to 3,657,838.80, 5,486,758.20 and 2,382,380.40

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Solution

The fourth proportional to 3,657,838.80, 5,486,758.20 and 2,382,380.40 is: 3,573,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,838.80 : 5,486,758.20 = 2,382,380.40 : x
  2. Step 2: Convert to fraction form
    3,657,838.80/5,486,758.20 = 2,382,380.40/x
  3. Step 3: Cross multiply
    3,657,838.80x = 5,486,758.20 × 2,382,380.40
  4. Step 4: Simplify right side
    3,657,838.80x = 13,071,545,195,219.28
  5. Step 5: Solve for x
    x = 13,071,545,195,219.28/3,657,838.80
  6. Step 6: Final answer
    x = 3,573,570.60

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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.