Home / 1,321,769.96-1,824,036.18-748,808.76

Finding the Fourth Proportional to 1,321,769.96, 1,824,036.18 and 748,808.76

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Solution

The fourth proportional to 1,321,769.96, 1,824,036.18 and 748,808.76 is: 1,033,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,769.96 : 1,824,036.18 = 748,808.76 : x
  2. Step 2: Convert to fraction form
    1,321,769.96/1,824,036.18 = 748,808.76/x
  3. Step 3: Cross multiply
    1,321,769.96x = 1,824,036.18 × 748,808.76
  4. Step 4: Simplify right side
    1,321,769.96x = 1,365,854,270,140.94
  5. Step 5: Solve for x
    x = 1,365,854,270,140.94/1,321,769.96
  6. Step 6: Final answer
    x = 1,033,352.48

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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.