Home / 1,180,837.80-1,771,256.70-826,252.20

Finding the Fourth Proportional to 1,180,837.80, 1,771,256.70 and 826,252.20

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Solution

The fourth proportional to 1,180,837.80, 1,771,256.70 and 826,252.20 is: 1,239,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,837.80 : 1,771,256.70 = 826,252.20 : x
  2. Step 2: Convert to fraction form
    1,180,837.80/1,771,256.70 = 826,252.20/x
  3. Step 3: Cross multiply
    1,180,837.80x = 1,771,256.70 × 826,252.20
  4. Step 4: Simplify right side
    1,180,837.80x = 1,463,504,745,139.74
  5. Step 5: Solve for x
    x = 1,463,504,745,139.74/1,180,837.80
  6. Step 6: Final answer
    x = 1,239,378.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.