Home / 2,898,731.81-4,000,618.96-1,752,820.36

Finding the Fourth Proportional to 2,898,731.81, 4,000,618.96 and 1,752,820.36

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Solution

The fourth proportional to 2,898,731.81, 4,000,618.96 and 1,752,820.36 is: 2,419,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,731.81 : 4,000,618.96 = 1,752,820.36 : x
  2. Step 2: Convert to fraction form
    2,898,731.81/4,000,618.96 = 1,752,820.36/x
  3. Step 3: Cross multiply
    2,898,731.81x = 4,000,618.96 × 1,752,820.36
  4. Step 4: Simplify right side
    2,898,731.81x = 7,012,366,351,306.43
  5. Step 5: Solve for x
    x = 7,012,366,351,306.43/2,898,731.81
  6. Step 6: Final answer
    x = 2,419,115.26

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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.