Home / 1,108,928.62-1,530,339.11-625,503.39

Finding the Fourth Proportional to 1,108,928.62, 1,530,339.11 and 625,503.39

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Solution

The fourth proportional to 1,108,928.62, 1,530,339.11 and 625,503.39 is: 863,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,928.62 : 1,530,339.11 = 625,503.39 : x
  2. Step 2: Convert to fraction form
    1,108,928.62/1,530,339.11 = 625,503.39/x
  3. Step 3: Cross multiply
    1,108,928.62x = 1,530,339.11 × 625,503.39
  4. Step 4: Simplify right side
    1,108,928.62x = 957,232,301,154.58
  5. Step 5: Solve for x
    x = 957,232,301,154.58/1,108,928.62
  6. Step 6: Final answer
    x = 863,204.61

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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.