Home / 1,293,308.15-1,784,765.72-749,759.01

Finding the Fourth Proportional to 1,293,308.15, 1,784,765.72 and 749,759.01

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Solution

The fourth proportional to 1,293,308.15, 1,784,765.72 and 749,759.01 is: 1,034,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,308.15 : 1,784,765.72 = 749,759.01 : x
  2. Step 2: Convert to fraction form
    1,293,308.15/1,784,765.72 = 749,759.01/x
  3. Step 3: Cross multiply
    1,293,308.15x = 1,784,765.72 × 749,759.01
  4. Step 4: Simplify right side
    1,293,308.15x = 1,338,144,175,560.34
  5. Step 5: Solve for x
    x = 1,338,144,175,560.34/1,293,308.15
  6. Step 6: Final answer
    x = 1,034,667.71

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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.