Home / 3,650,369.76-5,035,988.07-2,101,260.78

Finding the Fourth Proportional to 3,650,369.76, 5,035,988.07 and 2,101,260.78

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Solution

The fourth proportional to 3,650,369.76, 5,035,988.07 and 2,101,260.78 is: 2,898,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,369.76 : 5,035,988.07 = 2,101,260.78 : x
  2. Step 2: Convert to fraction form
    3,650,369.76/5,035,988.07 = 2,101,260.78/x
  3. Step 3: Cross multiply
    3,650,369.76x = 5,035,988.07 × 2,101,260.78
  4. Step 4: Simplify right side
    3,650,369.76x = 10,581,924,220,038.89
  5. Step 5: Solve for x
    x = 10,581,924,220,038.89/3,650,369.76
  6. Step 6: Final answer
    x = 2,898,863.65

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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.