Home / 1,229,247.02-1,696,237.26-685,332.02

Finding the Fourth Proportional to 1,229,247.02, 1,696,237.26 and 685,332.02

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Solution

The fourth proportional to 1,229,247.02, 1,696,237.26 and 685,332.02 is: 945,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,247.02 : 1,696,237.26 = 685,332.02 : x
  2. Step 2: Convert to fraction form
    1,229,247.02/1,696,237.26 = 685,332.02/x
  3. Step 3: Cross multiply
    1,229,247.02x = 1,696,237.26 × 685,332.02
  4. Step 4: Simplify right side
    1,229,247.02x = 1,162,485,707,795.07
  5. Step 5: Solve for x
    x = 1,162,485,707,795.07/1,229,247.02
  6. Step 6: Final answer
    x = 945,689.26

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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.