Home / 3,696,708.78-5,101,401.87-2,065,139.55

Finding the Fourth Proportional to 3,696,708.78, 5,101,401.87 and 2,065,139.55

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Solution

The fourth proportional to 3,696,708.78, 5,101,401.87 and 2,065,139.55 is: 2,849,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696,708.78 : 5,101,401.87 = 2,065,139.55 : x
  2. Step 2: Convert to fraction form
    3,696,708.78/5,101,401.87 = 2,065,139.55/x
  3. Step 3: Cross multiply
    3,696,708.78x = 5,101,401.87 × 2,065,139.55
  4. Step 4: Simplify right side
    3,696,708.78x = 10,535,106,762,180.96
  5. Step 5: Solve for x
    x = 10,535,106,762,180.96/3,696,708.78
  6. Step 6: Final answer
    x = 2,849,861.16

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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.