Home / 1,086,984.92-1,623,157.66-887,700.62

Finding the Fourth Proportional to 1,086,984.92, 1,623,157.66 and 887,700.62

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Solution

The fourth proportional to 1,086,984.92, 1,623,157.66 and 887,700.62 is: 1,325,573.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,984.92 : 1,623,157.66 = 887,700.62 : x
  2. Step 2: Convert to fraction form
    1,086,984.92/1,623,157.66 = 887,700.62/x
  3. Step 3: Cross multiply
    1,086,984.92x = 1,623,157.66 × 887,700.62
  4. Step 4: Simplify right side
    1,086,984.92x = 1,440,878,061,139.75
  5. Step 5: Solve for x
    x = 1,440,878,061,139.75/1,086,984.92
  6. Step 6: Final answer
    x = 1,325,573.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.