Home / 1,169,541.06-1,613,980.13-686,114.43

Finding the Fourth Proportional to 1,169,541.06, 1,613,980.13 and 686,114.43

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Solution

The fourth proportional to 1,169,541.06, 1,613,980.13 and 686,114.43 is: 946,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,541.06 : 1,613,980.13 = 686,114.43 : x
  2. Step 2: Convert to fraction form
    1,169,541.06/1,613,980.13 = 686,114.43/x
  3. Step 3: Cross multiply
    1,169,541.06x = 1,613,980.13 × 686,114.43
  4. Step 4: Simplify right side
    1,169,541.06x = 1,107,375,053,495.70
  5. Step 5: Solve for x
    x = 1,107,375,053,495.70/1,169,541.06
  6. Step 6: Final answer
    x = 946,845.81

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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.