Home / 1,109,322.73-1,530,733.71-625,859.65

Finding the Fourth Proportional to 1,109,322.73, 1,530,733.71 and 625,859.65

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Solution

The fourth proportional to 1,109,322.73, 1,530,733.71 and 625,859.65 is: 863,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,322.73 : 1,530,733.71 = 625,859.65 : x
  2. Step 2: Convert to fraction form
    1,109,322.73/1,530,733.71 = 625,859.65/x
  3. Step 3: Cross multiply
    1,109,322.73x = 1,530,733.71 × 625,859.65
  4. Step 4: Simplify right side
    1,109,322.73x = 958,024,463,983.80
  5. Step 5: Solve for x
    x = 958,024,463,983.80/1,109,322.73
  6. Step 6: Final answer
    x = 863,612.04

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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.