Home / 1,360,993.19-1,878,177.38-749,207.48

Finding the Fourth Proportional to 1,360,993.19, 1,878,177.38 and 749,207.48

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Solution

The fourth proportional to 1,360,993.19, 1,878,177.38 and 749,207.48 is: 1,033,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,993.19 : 1,878,177.38 = 749,207.48 : x
  2. Step 2: Convert to fraction form
    1,360,993.19/1,878,177.38 = 749,207.48/x
  3. Step 3: Cross multiply
    1,360,993.19x = 1,878,177.38 × 749,207.48
  4. Step 4: Simplify right side
    1,360,993.19x = 1,407,144,528,725.88
  5. Step 5: Solve for x
    x = 1,407,144,528,725.88/1,360,993.19
  6. Step 6: Final answer
    x = 1,033,910.05

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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.