Home / 1,382,104.40-2,073,261.55-471,003.70

Finding the Fourth Proportional to 1,382,104.40, 2,073,261.55 and 471,003.70

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Solution

The fourth proportional to 1,382,104.40, 2,073,261.55 and 471,003.70 is: 706,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,104.40 : 2,073,261.55 = 471,003.70 : x
  2. Step 2: Convert to fraction form
    1,382,104.40/2,073,261.55 = 471,003.70/x
  3. Step 3: Cross multiply
    1,382,104.40x = 2,073,261.55 × 471,003.70
  4. Step 4: Simplify right side
    1,382,104.40x = 976,513,861,117.74
  5. Step 5: Solve for x
    x = 976,513,861,117.74/1,382,104.40
  6. Step 6: Final answer
    x = 706,541.32

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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.