Home / 1,108,853.16-1,530,209.94-625,422.24

Finding the Fourth Proportional to 1,108,853.16, 1,530,209.94 and 625,422.24

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Solution

The fourth proportional to 1,108,853.16, 1,530,209.94 and 625,422.24 is: 863,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,853.16 : 1,530,209.94 = 625,422.24 : x
  2. Step 2: Convert to fraction form
    1,108,853.16/1,530,209.94 = 625,422.24/x
  3. Step 3: Cross multiply
    1,108,853.16x = 1,530,209.94 × 625,422.24
  4. Step 4: Simplify right side
    1,108,853.16x = 957,027,328,345.07
  5. Step 5: Solve for x
    x = 957,027,328,345.07/1,108,853.16
  6. Step 6: Final answer
    x = 863,078.51

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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.