Home / 1,181,480.40-1,770,179.40-549,097.20

Finding the Fourth Proportional to 1,181,480.40, 1,770,179.40 and 549,097.20

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Solution

The fourth proportional to 1,181,480.40, 1,770,179.40 and 549,097.20 is: 822,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,480.40 : 1,770,179.40 = 549,097.20 : x
  2. Step 2: Convert to fraction form
    1,181,480.40/1,770,179.40 = 549,097.20/x
  3. Step 3: Cross multiply
    1,181,480.40x = 1,770,179.40 × 549,097.20
  4. Step 4: Simplify right side
    1,181,480.40x = 972,000,552,037.68
  5. Step 5: Solve for x
    x = 972,000,552,037.68/1,181,480.40
  6. Step 6: Final answer
    x = 822,697.15

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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.