Home / 1,162,755.16-1,604,426.30-665,961.62

Finding the Fourth Proportional to 1,162,755.16, 1,604,426.30 and 665,961.62

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Solution

The fourth proportional to 1,162,755.16, 1,604,426.30 and 665,961.62 is: 918,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,755.16 : 1,604,426.30 = 665,961.62 : x
  2. Step 2: Convert to fraction form
    1,162,755.16/1,604,426.30 = 665,961.62/x
  3. Step 3: Cross multiply
    1,162,755.16x = 1,604,426.30 × 665,961.62
  4. Step 4: Simplify right side
    1,162,755.16x = 1,068,486,335,337.83
  5. Step 5: Solve for x
    x = 1,068,486,335,337.83/1,162,755.16
  6. Step 6: Final answer
    x = 918,926.34

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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.