Home / 1,662,819.22-2,294,693.90-898,872.78

Finding the Fourth Proportional to 1,662,819.22, 2,294,693.90 and 898,872.78

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Solution

The fourth proportional to 1,662,819.22, 2,294,693.90 and 898,872.78 is: 1,240,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,819.22 : 2,294,693.90 = 898,872.78 : x
  2. Step 2: Convert to fraction form
    1,662,819.22/2,294,693.90 = 898,872.78/x
  3. Step 3: Cross multiply
    1,662,819.22x = 2,294,693.90 × 898,872.78
  4. Step 4: Simplify right side
    1,662,819.22x = 2,062,637,885,142.04
  5. Step 5: Solve for x
    x = 2,062,637,885,142.04/1,662,819.22
  6. Step 6: Final answer
    x = 1,240,446.26

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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.