Home / 1,274,600.63-1,755,598.19-979,686.38

Finding the Fourth Proportional to 1,274,600.63, 1,755,598.19 and 979,686.38

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Solution

The fourth proportional to 1,274,600.63, 1,755,598.19 and 979,686.38 is: 1,349,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,600.63 : 1,755,598.19 = 979,686.38 : x
  2. Step 2: Convert to fraction form
    1,274,600.63/1,755,598.19 = 979,686.38/x
  3. Step 3: Cross multiply
    1,274,600.63x = 1,755,598.19 × 979,686.38
  4. Step 4: Simplify right side
    1,274,600.63x = 1,719,935,621,819.23
  5. Step 5: Solve for x
    x = 1,719,935,621,819.23/1,274,600.63
  6. Step 6: Final answer
    x = 1,349,391.79

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1.5x scale

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.