Home / 1,120,943.20-1,546,924.08-611,667.04

Finding the Fourth Proportional to 1,120,943.20, 1,546,924.08 and 611,667.04

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Solution

The fourth proportional to 1,120,943.20, 1,546,924.08 and 611,667.04 is: 844,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,943.20 : 1,546,924.08 = 611,667.04 : x
  2. Step 2: Convert to fraction form
    1,120,943.20/1,546,924.08 = 611,667.04/x
  3. Step 3: Cross multiply
    1,120,943.20x = 1,546,924.08 × 611,667.04
  4. Step 4: Simplify right side
    1,120,943.20x = 946,202,473,118.32
  5. Step 5: Solve for x
    x = 946,202,473,118.32/1,120,943.20
  6. Step 6: Final answer
    x = 844,112.77

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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.