Home / 3,739,616.80-5,160,670.94-2,020,737.28

Finding the Fourth Proportional to 3,739,616.80, 5,160,670.94 and 2,020,737.28

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Solution

The fourth proportional to 3,739,616.80, 5,160,670.94 and 2,020,737.28 is: 2,788,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,616.80 : 5,160,670.94 = 2,020,737.28 : x
  2. Step 2: Convert to fraction form
    3,739,616.80/5,160,670.94 = 2,020,737.28/x
  3. Step 3: Cross multiply
    3,739,616.80x = 5,160,670.94 × 2,020,737.28
  4. Step 4: Simplify right side
    3,739,616.80x = 10,428,360,158,270.64
  5. Step 5: Solve for x
    x = 10,428,360,158,270.64/3,739,616.80
  6. Step 6: Final answer
    x = 2,788,617.31

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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.