Home / 1,035,412.20-1,428,865.92-582,703.20

Finding the Fourth Proportional to 1,035,412.20, 1,428,865.92 and 582,703.20

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Solution

The fourth proportional to 1,035,412.20, 1,428,865.92 and 582,703.20 is: 804,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,412.20 : 1,428,865.92 = 582,703.20 : x
  2. Step 2: Convert to fraction form
    1,035,412.20/1,428,865.92 = 582,703.20/x
  3. Step 3: Cross multiply
    1,035,412.20x = 1,428,865.92 × 582,703.20
  4. Step 4: Simplify right side
    1,035,412.20x = 832,604,743,954.94
  5. Step 5: Solve for x
    x = 832,604,743,954.94/1,035,412.20
  6. Step 6: Final answer
    x = 804,128.77

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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.