Home / 1,037,372.40-1,556,058.60-718,507.80

Finding the Fourth Proportional to 1,037,372.40, 1,556,058.60 and 718,507.80

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Solution

The fourth proportional to 1,037,372.40, 1,556,058.60 and 718,507.80 is: 1,077,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,372.40 : 1,556,058.60 = 718,507.80 : x
  2. Step 2: Convert to fraction form
    1,037,372.40/1,556,058.60 = 718,507.80/x
  3. Step 3: Cross multiply
    1,037,372.40x = 1,556,058.60 × 718,507.80
  4. Step 4: Simplify right side
    1,037,372.40x = 1,118,040,241,357.08
  5. Step 5: Solve for x
    x = 1,118,040,241,357.08/1,037,372.40
  6. Step 6: Final answer
    x = 1,077,761.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.