Home / 1,007,480.30-1,511,220.45-948,382.70

Finding the Fourth Proportional to 1,007,480.30, 1,511,220.45 and 948,382.70

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Solution

The fourth proportional to 1,007,480.30, 1,511,220.45 and 948,382.70 is: 1,422,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,480.30 : 1,511,220.45 = 948,382.70 : x
  2. Step 2: Convert to fraction form
    1,007,480.30/1,511,220.45 = 948,382.70/x
  3. Step 3: Cross multiply
    1,007,480.30x = 1,511,220.45 × 948,382.70
  4. Step 4: Simplify right side
    1,007,480.30x = 1,433,215,330,666.22
  5. Step 5: Solve for x
    x = 1,433,215,330,666.22/1,007,480.30
  6. Step 6: Final answer
    x = 1,422,574.05

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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.