Home / 1,108,965.13-1,530,308.19-625,501.44

Finding the Fourth Proportional to 1,108,965.13, 1,530,308.19 and 625,501.44

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Solution

The fourth proportional to 1,108,965.13, 1,530,308.19 and 625,501.44 is: 863,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,965.13 : 1,530,308.19 = 625,501.44 : x
  2. Step 2: Convert to fraction form
    1,108,965.13/1,530,308.19 = 625,501.44/x
  3. Step 3: Cross multiply
    1,108,965.13x = 1,530,308.19 × 625,501.44
  4. Step 4: Simplify right side
    1,108,965.13x = 957,209,978,834.42
  5. Step 5: Solve for x
    x = 957,209,978,834.42/1,108,965.13
  6. Step 6: Final answer
    x = 863,156.07

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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.