Home / 1,035,104.78-1,428,429.20-576,218.52

Finding the Fourth Proportional to 1,035,104.78, 1,428,429.20 and 576,218.52

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Solution

The fourth proportional to 1,035,104.78, 1,428,429.20 and 576,218.52 is: 795,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,104.78 : 1,428,429.20 = 576,218.52 : x
  2. Step 2: Convert to fraction form
    1,035,104.78/1,428,429.20 = 576,218.52/x
  3. Step 3: Cross multiply
    1,035,104.78x = 1,428,429.20 × 576,218.52
  4. Step 4: Simplify right side
    1,035,104.78x = 823,087,356,667.69
  5. Step 5: Solve for x
    x = 823,087,356,667.69/1,035,104.78
  6. Step 6: Final answer
    x = 795,172.98

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Double scale
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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.