Home / 4,799,578.61-7,201,369.02-2,105,839.82

Finding the Fourth Proportional to 4,799,578.61, 7,201,369.02 and 2,105,839.82

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Solution

The fourth proportional to 4,799,578.61, 7,201,369.02 and 2,105,839.82 is: 3,159,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799,578.61 : 7,201,369.02 = 2,105,839.82 : x
  2. Step 2: Convert to fraction form
    4,799,578.61/7,201,369.02 = 2,105,839.82/x
  3. Step 3: Cross multiply
    4,799,578.61x = 7,201,369.02 × 2,105,839.82
  4. Step 4: Simplify right side
    4,799,578.61x = 15,164,929,640,830.38
  5. Step 5: Solve for x
    x = 15,164,929,640,830.38/4,799,578.61
  6. Step 6: Final answer
    x = 3,159,637.73

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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.