Home / 1,234,999.11-1,852,239.47-348,327.75

Finding the Fourth Proportional to 1,234,999.11, 1,852,239.47 and 348,327.75

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Solution

The fourth proportional to 1,234,999.11, 1,852,239.47 and 348,327.75 is: 522,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,999.11 : 1,852,239.47 = 348,327.75 : x
  2. Step 2: Convert to fraction form
    1,234,999.11/1,852,239.47 = 348,327.75/x
  3. Step 3: Cross multiply
    1,234,999.11x = 1,852,239.47 × 348,327.75
  4. Step 4: Simplify right side
    1,234,999.11x = 645,186,405,304.65
  5. Step 5: Solve for x
    x = 645,186,405,304.65/1,234,999.11
  6. Step 6: Final answer
    x = 522,418.52

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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.