Home / 1,374,915.87-1,897,612.11-801,956.16

Finding the Fourth Proportional to 1,374,915.87, 1,897,612.11 and 801,956.16

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Solution

The fourth proportional to 1,374,915.87, 1,897,612.11 and 801,956.16 is: 1,106,832.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,915.87 : 1,897,612.11 = 801,956.16 : x
  2. Step 2: Convert to fraction form
    1,374,915.87/1,897,612.11 = 801,956.16/x
  3. Step 3: Cross multiply
    1,374,915.87x = 1,897,612.11 × 801,956.16
  4. Step 4: Simplify right side
    1,374,915.87x = 1,521,801,720,905.10
  5. Step 5: Solve for x
    x = 1,521,801,720,905.10/1,374,915.87
  6. Step 6: Final answer
    x = 1,106,832.61

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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.