Home / 1,905,241.32-2,857,829.58-894,128.04

Finding the Fourth Proportional to 1,905,241.32, 2,857,829.58 and 894,128.04

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Solution

The fourth proportional to 1,905,241.32, 2,857,829.58 and 894,128.04 is: 1,341,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,241.32 : 2,857,829.58 = 894,128.04 : x
  2. Step 2: Convert to fraction form
    1,905,241.32/2,857,829.58 = 894,128.04/x
  3. Step 3: Cross multiply
    1,905,241.32x = 2,857,829.58 × 894,128.04
  4. Step 4: Simplify right side
    1,905,241.32x = 2,555,265,561,019.42
  5. Step 5: Solve for x
    x = 2,555,265,561,019.42/1,905,241.32
  6. Step 6: Final answer
    x = 1,341,176.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.