Home / 2,996,128.80-4,494,776.40-866,282.40

Finding the Fourth Proportional to 2,996,128.80, 4,494,776.40 and 866,282.40

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Solution

The fourth proportional to 2,996,128.80, 4,494,776.40 and 866,282.40 is: 1,299,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,128.80 : 4,494,776.40 = 866,282.40 : x
  2. Step 2: Convert to fraction form
    2,996,128.80/4,494,776.40 = 866,282.40/x
  3. Step 3: Cross multiply
    2,996,128.80x = 4,494,776.40 × 866,282.40
  4. Step 4: Simplify right side
    2,996,128.80x = 3,893,745,687,255.36
  5. Step 5: Solve for x
    x = 3,893,745,687,255.36/2,996,128.80
  6. Step 6: Final answer
    x = 1,299,592.22

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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.