Home / 1,135,764.82-1,567,356.78-652,423.60

Finding the Fourth Proportional to 1,135,764.82, 1,567,356.78 and 652,423.60

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Solution

The fourth proportional to 1,135,764.82, 1,567,356.78 and 652,423.60 is: 900,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,764.82 : 1,567,356.78 = 652,423.60 : x
  2. Step 2: Convert to fraction form
    1,135,764.82/1,567,356.78 = 652,423.60/x
  3. Step 3: Cross multiply
    1,135,764.82x = 1,567,356.78 × 652,423.60
  4. Step 4: Simplify right side
    1,135,764.82x = 1,022,580,552,892.01
  5. Step 5: Solve for x
    x = 1,022,580,552,892.01/1,135,764.82
  6. Step 6: Final answer
    x = 900,345.33

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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.