Home / 1,512,469.01-2,087,180.19-824,146.83

Finding the Fourth Proportional to 1,512,469.01, 2,087,180.19 and 824,146.83

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Solution

The fourth proportional to 1,512,469.01, 2,087,180.19 and 824,146.83 is: 1,137,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,469.01 : 2,087,180.19 = 824,146.83 : x
  2. Step 2: Convert to fraction form
    1,512,469.01/2,087,180.19 = 824,146.83/x
  3. Step 3: Cross multiply
    1,512,469.01x = 2,087,180.19 × 824,146.83
  4. Step 4: Simplify right side
    1,512,469.01x = 1,720,142,937,227.30
  5. Step 5: Solve for x
    x = 1,720,142,937,227.30/1,512,469.01
  6. Step 6: Final answer
    x = 1,137,307.89

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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.