Home / 1,322,545.32-1,821,873.06-958,900.68

Finding the Fourth Proportional to 1,322,545.32, 1,821,873.06 and 958,900.68

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Solution

The fourth proportional to 1,322,545.32, 1,821,873.06 and 958,900.68 is: 1,320,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,545.32 : 1,821,873.06 = 958,900.68 : x
  2. Step 2: Convert to fraction form
    1,322,545.32/1,821,873.06 = 958,900.68/x
  3. Step 3: Cross multiply
    1,322,545.32x = 1,821,873.06 × 958,900.68
  4. Step 4: Simplify right side
    1,322,545.32x = 1,746,995,316,107.68
  5. Step 5: Solve for x
    x = 1,746,995,316,107.68/1,322,545.32
  6. Step 6: Final answer
    x = 1,320,934.18

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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.