Home / 3,860,798.98-5,328,155.02-2,229,275.12

Finding the Fourth Proportional to 3,860,798.98, 5,328,155.02 and 2,229,275.12

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Solution

The fourth proportional to 3,860,798.98, 5,328,155.02 and 2,229,275.12 is: 3,076,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,798.98 : 5,328,155.02 = 2,229,275.12 : x
  2. Step 2: Convert to fraction form
    3,860,798.98/5,328,155.02 = 2,229,275.12/x
  3. Step 3: Cross multiply
    3,860,798.98x = 5,328,155.02 × 2,229,275.12
  4. Step 4: Simplify right side
    3,860,798.98x = 11,877,923,421,589.10
  5. Step 5: Solve for x
    x = 11,877,923,421,589.10/3,860,798.98
  6. Step 6: Final answer
    x = 3,076,545.42

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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.