Home / 2,896,778-3,996,043.50-1,718,691.22

Finding the Fourth Proportional to 2,896,778, 3,996,043.50 and 1,718,691.22

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Solution

The fourth proportional to 2,896,778, 3,996,043.50 and 1,718,691.22 is: 2,370,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,778 : 3,996,043.50 = 1,718,691.22 : x
  2. Step 2: Convert to fraction form
    2,896,778/3,996,043.50 = 1,718,691.22/x
  3. Step 3: Cross multiply
    2,896,778x = 3,996,043.50 × 1,718,691.22
  4. Step 4: Simplify right side
    2,896,778x = 6,867,964,878,188.07
  5. Step 5: Solve for x
    x = 6,867,964,878,188.07/2,896,778
  6. Step 6: Final answer
    x = 2,370,897.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.