Home / 1,140,180.66-1,573,449.45-623,934.65

Finding the Fourth Proportional to 1,140,180.66, 1,573,449.45 and 623,934.65

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Solution

The fourth proportional to 1,140,180.66, 1,573,449.45 and 623,934.65 is: 861,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,180.66 : 1,573,449.45 = 623,934.65 : x
  2. Step 2: Convert to fraction form
    1,140,180.66/1,573,449.45 = 623,934.65/x
  3. Step 3: Cross multiply
    1,140,180.66x = 1,573,449.45 × 623,934.65
  4. Step 4: Simplify right side
    1,140,180.66x = 981,729,631,878.44
  5. Step 5: Solve for x
    x = 981,729,631,878.44/1,140,180.66
  6. Step 6: Final answer
    x = 861,029.89

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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.