Home / 1,761,761.88-2,431,229.04-997,962.48

Finding the Fourth Proportional to 1,761,761.88, 2,431,229.04 and 997,962.48

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Solution

The fourth proportional to 1,761,761.88, 2,431,229.04 and 997,962.48 is: 1,377,186.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,761.88 : 2,431,229.04 = 997,962.48 : x
  2. Step 2: Convert to fraction form
    1,761,761.88/2,431,229.04 = 997,962.48/x
  3. Step 3: Cross multiply
    1,761,761.88x = 2,431,229.04 × 997,962.48
  4. Step 4: Simplify right side
    1,761,761.88x = 2,426,275,362,206.42
  5. Step 5: Solve for x
    x = 2,426,275,362,206.42/1,761,761.88
  6. Step 6: Final answer
    x = 1,377,186.89

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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.