Home / 1,105,762.10-1,526,000.82-622,358.60

Finding the Fourth Proportional to 1,105,762.10, 1,526,000.82 and 622,358.60

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Solution

The fourth proportional to 1,105,762.10, 1,526,000.82 and 622,358.60 is: 858,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,762.10 : 1,526,000.82 = 622,358.60 : x
  2. Step 2: Convert to fraction form
    1,105,762.10/1,526,000.82 = 622,358.60/x
  3. Step 3: Cross multiply
    1,105,762.10x = 1,526,000.82 × 622,358.60
  4. Step 4: Simplify right side
    1,105,762.10x = 949,719,733,934.05
  5. Step 5: Solve for x
    x = 949,719,733,934.05/1,105,762.10
  6. Step 6: Final answer
    x = 858,882.52

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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.