Home / 3,385,990.94-5,079,739.10-1,587,916.08

Finding the Fourth Proportional to 3,385,990.94, 5,079,739.10 and 1,587,916.08

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Solution

The fourth proportional to 3,385,990.94, 5,079,739.10 and 1,587,916.08 is: 2,382,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,990.94 : 5,079,739.10 = 1,587,916.08 : x
  2. Step 2: Convert to fraction form
    3,385,990.94/5,079,739.10 = 1,587,916.08/x
  3. Step 3: Cross multiply
    3,385,990.94x = 5,079,739.10 × 1,587,916.08
  4. Step 4: Simplify right side
    3,385,990.94x = 8,066,199,391,155.15
  5. Step 5: Solve for x
    x = 8,066,199,391,155.15/3,385,990.94
  6. Step 6: Final answer
    x = 2,382,227.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.