Home / 1,020,122.33-1,407,712.43-567,384.17

Finding the Fourth Proportional to 1,020,122.33, 1,407,712.43 and 567,384.17

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Solution

The fourth proportional to 1,020,122.33, 1,407,712.43 and 567,384.17 is: 782,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,122.33 : 1,407,712.43 = 567,384.17 : x
  2. Step 2: Convert to fraction form
    1,020,122.33/1,407,712.43 = 567,384.17/x
  3. Step 3: Cross multiply
    1,020,122.33x = 1,407,712.43 × 567,384.17
  4. Step 4: Simplify right side
    1,020,122.33x = 798,713,743,074.13
  5. Step 5: Solve for x
    x = 798,713,743,074.13/1,020,122.33
  6. Step 6: Final answer
    x = 782,958.79

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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.