Home / 1,226,679.10-1,692,804.54-675,377.36

Finding the Fourth Proportional to 1,226,679.10, 1,692,804.54 and 675,377.36

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Solution

The fourth proportional to 1,226,679.10, 1,692,804.54 and 675,377.36 is: 932,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,679.10 : 1,692,804.54 = 675,377.36 : x
  2. Step 2: Convert to fraction form
    1,226,679.10/1,692,804.54 = 675,377.36/x
  3. Step 3: Cross multiply
    1,226,679.10x = 1,692,804.54 × 675,377.36
  4. Step 4: Simplify right side
    1,226,679.10x = 1,143,281,861,221.21
  5. Step 5: Solve for x
    x = 1,143,281,861,221.21/1,226,679.10
  6. Step 6: Final answer
    x = 932,013.81

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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.