Home / 1,193,055.38-1,646,402.57-649,181.81

Finding the Fourth Proportional to 1,193,055.38, 1,646,402.57 and 649,181.81

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Solution

The fourth proportional to 1,193,055.38, 1,646,402.57 and 649,181.81 is: 895,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,055.38 : 1,646,402.57 = 649,181.81 : x
  2. Step 2: Convert to fraction form
    1,193,055.38/1,646,402.57 = 649,181.81/x
  3. Step 3: Cross multiply
    1,193,055.38x = 1,646,402.57 × 649,181.81
  4. Step 4: Simplify right side
    1,193,055.38x = 1,068,814,600,381.25
  5. Step 5: Solve for x
    x = 1,068,814,600,381.25/1,193,055.38
  6. Step 6: Final answer
    x = 895,863.36

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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.