Home / 1,646,616.15-2,465,937.90-1,139,757.03

Finding the Fourth Proportional to 1,646,616.15, 2,465,937.90 and 1,139,757.03

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Solution

The fourth proportional to 1,646,616.15, 2,465,937.90 and 1,139,757.03 is: 1,706,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,616.15 : 2,465,937.90 = 1,139,757.03 : x
  2. Step 2: Convert to fraction form
    1,646,616.15/2,465,937.90 = 1,139,757.03/x
  3. Step 3: Cross multiply
    1,646,616.15x = 2,465,937.90 × 1,139,757.03
  4. Step 4: Simplify right side
    1,646,616.15x = 2,810,570,057,068.44
  5. Step 5: Solve for x
    x = 2,810,570,057,068.44/1,646,616.15
  6. Step 6: Final answer
    x = 1,706,876.29

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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.