Home / 1,018,519.11-1,533,871.92-927,718.96

Finding the Fourth Proportional to 1,018,519.11, 1,533,871.92 and 927,718.96

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Solution

The fourth proportional to 1,018,519.11, 1,533,871.92 and 927,718.96 is: 1,397,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,519.11 : 1,533,871.92 = 927,718.96 : x
  2. Step 2: Convert to fraction form
    1,018,519.11/1,533,871.92 = 927,718.96/x
  3. Step 3: Cross multiply
    1,018,519.11x = 1,533,871.92 × 927,718.96
  4. Step 4: Simplify right side
    1,018,519.11x = 1,423,002,062,395.60
  5. Step 5: Solve for x
    x = 1,423,002,062,395.60/1,018,519.11
  6. Step 6: Final answer
    x = 1,397,128.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.