Home / 1,616,882.40-2,231,353.08-891,752.40

Finding the Fourth Proportional to 1,616,882.40, 2,231,353.08 and 891,752.40

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Solution

The fourth proportional to 1,616,882.40, 2,231,353.08 and 891,752.40 is: 1,230,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,882.40 : 2,231,353.08 = 891,752.40 : x
  2. Step 2: Convert to fraction form
    1,616,882.40/2,231,353.08 = 891,752.40/x
  3. Step 3: Cross multiply
    1,616,882.40x = 2,231,353.08 × 891,752.40
  4. Step 4: Simplify right side
    1,616,882.40x = 1,989,814,464,337.39
  5. Step 5: Solve for x
    x = 1,989,814,464,337.39/1,616,882.40
  6. Step 6: Final answer
    x = 1,230,648.85

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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.