Home / 2,744,881.72-4,117,292.61-1,125,289.15

Finding the Fourth Proportional to 2,744,881.72, 4,117,292.61 and 1,125,289.15

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Solution

The fourth proportional to 2,744,881.72, 4,117,292.61 and 1,125,289.15 is: 1,687,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744,881.72 : 4,117,292.61 = 1,125,289.15 : x
  2. Step 2: Convert to fraction form
    2,744,881.72/4,117,292.61 = 1,125,289.15/x
  3. Step 3: Cross multiply
    2,744,881.72x = 4,117,292.61 × 1,125,289.15
  4. Step 4: Simplify right side
    2,744,881.72x = 4,633,144,701,408.18
  5. Step 5: Solve for x
    x = 4,633,144,701,408.18/2,744,881.72
  6. Step 6: Final answer
    x = 1,687,921.44

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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.