Home / 1,786,264.38-2,465,072.82-970,484.22

Finding the Fourth Proportional to 1,786,264.38, 2,465,072.82 and 970,484.22

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Solution

The fourth proportional to 1,786,264.38, 2,465,072.82 and 970,484.22 is: 1,339,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,264.38 : 2,465,072.82 = 970,484.22 : x
  2. Step 2: Convert to fraction form
    1,786,264.38/2,465,072.82 = 970,484.22/x
  3. Step 3: Cross multiply
    1,786,264.38x = 2,465,072.82 × 970,484.22
  4. Step 4: Simplify right side
    1,786,264.38x = 2,392,314,272,960.90
  5. Step 5: Solve for x
    x = 2,392,314,272,960.90/1,786,264.38
  6. Step 6: Final answer
    x = 1,339,283.42

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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.