Home / 1,044,187.65-1,567,757.70-645,606.90

Finding the Fourth Proportional to 1,044,187.65, 1,567,757.70 and 645,606.90

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Solution

The fourth proportional to 1,044,187.65, 1,567,757.70 and 645,606.90 is: 969,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,187.65 : 1,567,757.70 = 645,606.90 : x
  2. Step 2: Convert to fraction form
    1,044,187.65/1,567,757.70 = 645,606.90/x
  3. Step 3: Cross multiply
    1,044,187.65x = 1,567,757.70 × 645,606.90
  4. Step 4: Simplify right side
    1,044,187.65x = 1,012,155,188,648.13
  5. Step 5: Solve for x
    x = 1,012,155,188,648.13/1,044,187.65
  6. Step 6: Final answer
    x = 969,323.08

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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.