Home / 928,371.20-1,392,660.95-833,015.16

Finding the Fourth Proportional to 928,371.20, 1,392,660.95 and 833,015.16

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Solution

The fourth proportional to 928,371.20, 1,392,660.95 and 833,015.16 is: 1,249,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,371.20 : 1,392,660.95 = 833,015.16 : x
  2. Step 2: Convert to fraction form
    928,371.20/1,392,660.95 = 833,015.16/x
  3. Step 3: Cross multiply
    928,371.20x = 1,392,660.95 × 833,015.16
  4. Step 4: Simplify right side
    928,371.20x = 1,160,107,679,924.93
  5. Step 5: Solve for x
    x = 1,160,107,679,924.93/928,371.20
  6. Step 6: Final answer
    x = 1,249,616.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.