Home / 2,863,272.81-3,951,319.02-1,574,135.13

Finding the Fourth Proportional to 2,863,272.81, 3,951,319.02 and 1,574,135.13

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Solution

The fourth proportional to 2,863,272.81, 3,951,319.02 and 1,574,135.13 is: 2,172,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,272.81 : 3,951,319.02 = 1,574,135.13 : x
  2. Step 2: Convert to fraction form
    2,863,272.81/3,951,319.02 = 1,574,135.13/x
  3. Step 3: Cross multiply
    2,863,272.81x = 3,951,319.02 × 1,574,135.13
  4. Step 4: Simplify right side
    2,863,272.81x = 6,219,910,079,219.17
  5. Step 5: Solve for x
    x = 6,219,910,079,219.17/2,863,272.81
  6. Step 6: Final answer
    x = 2,172,307.88

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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.