Home / 1,754,003.70-2,631,005.55-492,045.30

Finding the Fourth Proportional to 1,754,003.70, 2,631,005.55 and 492,045.30

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Solution

The fourth proportional to 1,754,003.70, 2,631,005.55 and 492,045.30 is: 738,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,003.70 : 2,631,005.55 = 492,045.30 : x
  2. Step 2: Convert to fraction form
    1,754,003.70/2,631,005.55 = 492,045.30/x
  3. Step 3: Cross multiply
    1,754,003.70x = 2,631,005.55 × 492,045.30
  4. Step 4: Simplify right side
    1,754,003.70x = 1,294,573,915,151.41
  5. Step 5: Solve for x
    x = 1,294,573,915,151.41/1,754,003.70
  6. Step 6: Final answer
    x = 738,067.95

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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.