Home / 3,132,142.80-4,701,713.40-2,926,564.80

Finding the Fourth Proportional to 3,132,142.80, 4,701,713.40 and 2,926,564.80

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Solution

The fourth proportional to 3,132,142.80, 4,701,713.40 and 2,926,564.80 is: 4,393,116.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,142.80 : 4,701,713.40 = 2,926,564.80 : x
  2. Step 2: Convert to fraction form
    3,132,142.80/4,701,713.40 = 2,926,564.80/x
  3. Step 3: Cross multiply
    3,132,142.80x = 4,701,713.40 × 2,926,564.80
  4. Step 4: Simplify right side
    3,132,142.80x = 13,759,868,936,128.32
  5. Step 5: Solve for x
    x = 13,759,868,936,128.32/3,132,142.80
  6. Step 6: Final answer
    x = 4,393,116.73

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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.