Home / 2,859,767.62-4,289,647.78-729,851.76

Finding the Fourth Proportional to 2,859,767.62, 4,289,647.78 and 729,851.76

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Solution

The fourth proportional to 2,859,767.62, 4,289,647.78 and 729,851.76 is: 1,094,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,767.62 : 4,289,647.78 = 729,851.76 : x
  2. Step 2: Convert to fraction form
    2,859,767.62/4,289,647.78 = 729,851.76/x
  3. Step 3: Cross multiply
    2,859,767.62x = 4,289,647.78 × 729,851.76
  4. Step 4: Simplify right side
    2,859,767.62x = 3,130,806,982,925.41
  5. Step 5: Solve for x
    x = 3,130,806,982,925.41/2,859,767.62
  6. Step 6: Final answer
    x = 1,094,776.71

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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.