Home / 1,182,185.70-1,773,278.55-709,404.90

Finding the Fourth Proportional to 1,182,185.70, 1,773,278.55 and 709,404.90

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Solution

The fourth proportional to 1,182,185.70, 1,773,278.55 and 709,404.90 is: 1,064,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,185.70 : 1,773,278.55 = 709,404.90 : x
  2. Step 2: Convert to fraction form
    1,182,185.70/1,773,278.55 = 709,404.90/x
  3. Step 3: Cross multiply
    1,182,185.70x = 1,773,278.55 × 709,404.90
  4. Step 4: Simplify right side
    1,182,185.70x = 1,257,972,492,434.90
  5. Step 5: Solve for x
    x = 1,257,972,492,434.90/1,182,185.70
  6. Step 6: Final answer
    x = 1,064,107.35

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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.