Home / 1,232,499.90-1,850,499.45-760,107.90

Finding the Fourth Proportional to 1,232,499.90, 1,850,499.45 and 760,107.90

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Solution

The fourth proportional to 1,232,499.90, 1,850,499.45 and 760,107.90 is: 1,141,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,499.90 : 1,850,499.45 = 760,107.90 : x
  2. Step 2: Convert to fraction form
    1,232,499.90/1,850,499.45 = 760,107.90/x
  3. Step 3: Cross multiply
    1,232,499.90x = 1,850,499.45 × 760,107.90
  4. Step 4: Simplify right side
    1,232,499.90x = 1,406,579,250,890.66
  5. Step 5: Solve for x
    x = 1,406,579,250,890.66/1,232,499.90
  6. Step 6: Final answer
    x = 1,141,240.86

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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.