Home / 2,223,188.29-3,067,857.25-1,243,208.08

Finding the Fourth Proportional to 2,223,188.29, 3,067,857.25 and 1,243,208.08

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Solution

The fourth proportional to 2,223,188.29, 3,067,857.25 and 1,243,208.08 is: 1,715,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,188.29 : 3,067,857.25 = 1,243,208.08 : x
  2. Step 2: Convert to fraction form
    2,223,188.29/3,067,857.25 = 1,243,208.08/x
  3. Step 3: Cross multiply
    2,223,188.29x = 3,067,857.25 × 1,243,208.08
  4. Step 4: Simplify right side
    2,223,188.29x = 3,813,984,921,486.58
  5. Step 5: Solve for x
    x = 3,813,984,921,486.58/2,223,188.29
  6. Step 6: Final answer
    x = 1,715,547.41

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1.5x scale

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.