Home / 2,587,792.13-3,881,687.69-694,533.57

Finding the Fourth Proportional to 2,587,792.13, 3,881,687.69 and 694,533.57

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Solution

The fourth proportional to 2,587,792.13, 3,881,687.69 and 694,533.57 is: 1,041,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,792.13 : 3,881,687.69 = 694,533.57 : x
  2. Step 2: Convert to fraction form
    2,587,792.13/3,881,687.69 = 694,533.57/x
  3. Step 3: Cross multiply
    2,587,792.13x = 3,881,687.69 × 694,533.57
  4. Step 4: Simplify right side
    2,587,792.13x = 2,695,962,408,960.75
  5. Step 5: Solve for x
    x = 2,695,962,408,960.75/2,587,792.13
  6. Step 6: Final answer
    x = 1,041,800.22

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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.