Home / 1,610,960.40-2,223,133.38-885,854.88

Finding the Fourth Proportional to 1,610,960.40, 2,223,133.38 and 885,854.88

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Solution

The fourth proportional to 1,610,960.40, 2,223,133.38 and 885,854.88 is: 1,222,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,960.40 : 2,223,133.38 = 885,854.88 : x
  2. Step 2: Convert to fraction form
    1,610,960.40/2,223,133.38 = 885,854.88/x
  3. Step 3: Cross multiply
    1,610,960.40x = 2,223,133.38 × 885,854.88
  4. Step 4: Simplify right side
    1,610,960.40x = 1,969,373,553,563.89
  5. Step 5: Solve for x
    x = 1,969,373,553,563.89/1,610,960.40
  6. Step 6: Final answer
    x = 1,222,484.15

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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.