Home / 3,000,386-4,140,571.56-1,642,229.84

Finding the Fourth Proportional to 3,000,386, 4,140,571.56 and 1,642,229.84

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Solution

The fourth proportional to 3,000,386, 4,140,571.56 and 1,642,229.84 is: 2,266,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,386 : 4,140,571.56 = 1,642,229.84 : x
  2. Step 2: Convert to fraction form
    3,000,386/4,140,571.56 = 1,642,229.84/x
  3. Step 3: Cross multiply
    3,000,386x = 4,140,571.56 × 1,642,229.84
  4. Step 4: Simplify right side
    3,000,386x = 6,799,770,170,487.35
  5. Step 5: Solve for x
    x = 6,799,770,170,487.35/3,000,386
  6. Step 6: Final answer
    x = 2,266,298.46

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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.