Home / 2,005,642.31-2,767,766.03-1,087,851.74

Finding the Fourth Proportional to 2,005,642.31, 2,767,766.03 and 1,087,851.74

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Solution

The fourth proportional to 2,005,642.31, 2,767,766.03 and 1,087,851.74 is: 1,501,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,642.31 : 2,767,766.03 = 1,087,851.74 : x
  2. Step 2: Convert to fraction form
    2,005,642.31/2,767,766.03 = 1,087,851.74/x
  3. Step 3: Cross multiply
    2,005,642.31x = 2,767,766.03 × 1,087,851.74
  4. Step 4: Simplify right side
    2,005,642.31x = 3,010,919,072,370.30
  5. Step 5: Solve for x
    x = 3,010,919,072,370.30/2,005,642.31
  6. Step 6: Final answer
    x = 1,501,224.35

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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.