Home / 3,018,247.32-4,165,773-1,729,951.20

Finding the Fourth Proportional to 3,018,247.32, 4,165,773 and 1,729,951.20

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Solution

The fourth proportional to 3,018,247.32, 4,165,773 and 1,729,951.20 is: 2,387,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,247.32 : 4,165,773 = 1,729,951.20 : x
  2. Step 2: Convert to fraction form
    3,018,247.32/4,165,773 = 1,729,951.20/x
  3. Step 3: Cross multiply
    3,018,247.32x = 4,165,773 × 1,729,951.20
  4. Step 4: Simplify right side
    3,018,247.32x = 7,206,584,000,277.60
  5. Step 5: Solve for x
    x = 7,206,584,000,277.60/3,018,247.32
  6. Step 6: Final answer
    x = 2,387,671.80

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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.