Home / 1,510,391.79-2,265,593.76-611,850.69

Finding the Fourth Proportional to 1,510,391.79, 2,265,593.76 and 611,850.69

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Solution

The fourth proportional to 1,510,391.79, 2,265,593.76 and 611,850.69 is: 917,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,391.79 : 2,265,593.76 = 611,850.69 : x
  2. Step 2: Convert to fraction form
    1,510,391.79/2,265,593.76 = 611,850.69/x
  3. Step 3: Cross multiply
    1,510,391.79x = 2,265,593.76 × 611,850.69
  4. Step 4: Simplify right side
    1,510,391.79x = 1,386,205,105,315.69
  5. Step 5: Solve for x
    x = 1,386,205,105,315.69/1,510,391.79
  6. Step 6: Final answer
    x = 917,778.50

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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.