Home / 2,173,253.43-2,998,939.73-1,206,307.61

Finding the Fourth Proportional to 2,173,253.43, 2,998,939.73 and 1,206,307.61

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Solution

The fourth proportional to 2,173,253.43, 2,998,939.73 and 1,206,307.61 is: 1,664,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,253.43 : 2,998,939.73 = 1,206,307.61 : x
  2. Step 2: Convert to fraction form
    2,173,253.43/2,998,939.73 = 1,206,307.61/x
  3. Step 3: Cross multiply
    2,173,253.43x = 2,998,939.73 × 1,206,307.61
  4. Step 4: Simplify right side
    2,173,253.43x = 3,617,643,818,230.35
  5. Step 5: Solve for x
    x = 3,617,643,818,230.35/2,173,253.43
  6. Step 6: Final answer
    x = 1,664,621.24

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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.