Home / 1,175,109.40-1,762,923.30-376,427.80

Finding the Fourth Proportional to 1,175,109.40, 1,762,923.30 and 376,427.80

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Solution

The fourth proportional to 1,175,109.40, 1,762,923.30 and 376,427.80 is: 564,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,109.40 : 1,762,923.30 = 376,427.80 : x
  2. Step 2: Convert to fraction form
    1,175,109.40/1,762,923.30 = 376,427.80/x
  3. Step 3: Cross multiply
    1,175,109.40x = 1,762,923.30 × 376,427.80
  4. Step 4: Simplify right side
    1,175,109.40x = 663,613,339,387.74
  5. Step 5: Solve for x
    x = 663,613,339,387.74/1,175,109.40
  6. Step 6: Final answer
    x = 564,724.73

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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.