Home / 3,628,798.91-5,007,742.95-1,974,952.25

Finding the Fourth Proportional to 3,628,798.91, 5,007,742.95 and 1,974,952.25

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Solution

The fourth proportional to 3,628,798.91, 5,007,742.95 and 1,974,952.25 is: 2,725,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,798.91 : 5,007,742.95 = 1,974,952.25 : x
  2. Step 2: Convert to fraction form
    3,628,798.91/5,007,742.95 = 1,974,952.25/x
  3. Step 3: Cross multiply
    3,628,798.91x = 5,007,742.95 × 1,974,952.25
  4. Step 4: Simplify right side
    3,628,798.91x = 9,890,053,206,524.14
  5. Step 5: Solve for x
    x = 9,890,053,206,524.14/3,628,798.91
  6. Step 6: Final answer
    x = 2,725,434.35

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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.