Home / 2,182,228.02-3,273,857.19-686,320.02

Finding the Fourth Proportional to 2,182,228.02, 3,273,857.19 and 686,320.02

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Solution

The fourth proportional to 2,182,228.02, 3,273,857.19 and 686,320.02 is: 1,029,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,228.02 : 3,273,857.19 = 686,320.02 : x
  2. Step 2: Convert to fraction form
    2,182,228.02/3,273,857.19 = 686,320.02/x
  3. Step 3: Cross multiply
    2,182,228.02x = 3,273,857.19 × 686,320.02
  4. Step 4: Simplify right side
    2,182,228.02x = 2,246,913,732,117.94
  5. Step 5: Solve for x
    x = 2,246,913,732,117.94/2,182,228.02
  6. Step 6: Final answer
    x = 1,029,642.05

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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.