Home / 1,109,328.26-1,530,741.27-625,865.18

Finding the Fourth Proportional to 1,109,328.26, 1,530,741.27 and 625,865.18

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Solution

The fourth proportional to 1,109,328.26, 1,530,741.27 and 625,865.18 is: 863,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,328.26 : 1,530,741.27 = 625,865.18 : x
  2. Step 2: Convert to fraction form
    1,109,328.26/1,530,741.27 = 625,865.18/x
  3. Step 3: Cross multiply
    1,109,328.26x = 1,530,741.27 × 625,865.18
  4. Step 4: Simplify right side
    1,109,328.26x = 958,037,660,481.98
  5. Step 5: Solve for x
    x = 958,037,660,481.98/1,109,328.26
  6. Step 6: Final answer
    x = 863,619.63

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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.