Home / 1,246,959.56-1,720,803.24-673,999.74

Finding the Fourth Proportional to 1,246,959.56, 1,720,803.24 and 673,999.74

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Solution

The fourth proportional to 1,246,959.56, 1,720,803.24 and 673,999.74 is: 930,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,959.56 : 1,720,803.24 = 673,999.74 : x
  2. Step 2: Convert to fraction form
    1,246,959.56/1,720,803.24 = 673,999.74/x
  3. Step 3: Cross multiply
    1,246,959.56x = 1,720,803.24 × 673,999.74
  4. Step 4: Simplify right side
    1,246,959.56x = 1,159,820,936,351.16
  5. Step 5: Solve for x
    x = 1,159,820,936,351.16/1,246,959.56
  6. Step 6: Final answer
    x = 930,119.13

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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.