Home / 1,142,800.44-1,577,082.39-626,601.48

Finding the Fourth Proportional to 1,142,800.44, 1,577,082.39 and 626,601.48

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Solution

The fourth proportional to 1,142,800.44, 1,577,082.39 and 626,601.48 is: 864,719.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,800.44 : 1,577,082.39 = 626,601.48 : x
  2. Step 2: Convert to fraction form
    1,142,800.44/1,577,082.39 = 626,601.48/x
  3. Step 3: Cross multiply
    1,142,800.44x = 1,577,082.39 × 626,601.48
  4. Step 4: Simplify right side
    1,142,800.44x = 988,202,159,655.94
  5. Step 5: Solve for x
    x = 988,202,159,655.94/1,142,800.44
  6. Step 6: Final answer
    x = 864,719.79

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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.