Home / 2,855,079.43-4,280,908.37-908,966.95

Finding the Fourth Proportional to 2,855,079.43, 4,280,908.37 and 908,966.95

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Solution

The fourth proportional to 2,855,079.43, 4,280,908.37 and 908,966.95 is: 1,362,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,079.43 : 4,280,908.37 = 908,966.95 : x
  2. Step 2: Convert to fraction form
    2,855,079.43/4,280,908.37 = 908,966.95/x
  3. Step 3: Cross multiply
    2,855,079.43x = 4,280,908.37 × 908,966.95
  4. Step 4: Simplify right side
    2,855,079.43x = 3,891,204,209,061.27
  5. Step 5: Solve for x
    x = 3,891,204,209,061.27/2,855,079.43
  6. Step 6: Final answer
    x = 1,362,905.76

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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.