Home / 3,999,559.30-5,519,368.21-2,280,642.91

Finding the Fourth Proportional to 3,999,559.30, 5,519,368.21 and 2,280,642.91

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Solution

The fourth proportional to 3,999,559.30, 5,519,368.21 and 2,280,642.91 is: 3,147,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,559.30 : 5,519,368.21 = 2,280,642.91 : x
  2. Step 2: Convert to fraction form
    3,999,559.30/5,519,368.21 = 2,280,642.91/x
  3. Step 3: Cross multiply
    3,999,559.30x = 5,519,368.21 × 2,280,642.91
  4. Step 4: Simplify right side
    3,999,559.30x = 12,587,707,975,815.89
  5. Step 5: Solve for x
    x = 12,587,707,975,815.89/3,999,559.30
  6. Step 6: Final answer
    x = 3,147,273.74

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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.