Home / 1,169,453.49-1,613,857.80-686,026.86

Finding the Fourth Proportional to 1,169,453.49, 1,613,857.80 and 686,026.86

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Solution

The fourth proportional to 1,169,453.49, 1,613,857.80 and 686,026.86 is: 946,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,453.49 : 1,613,857.80 = 686,026.86 : x
  2. Step 2: Convert to fraction form
    1,169,453.49/1,613,857.80 = 686,026.86/x
  3. Step 3: Cross multiply
    1,169,453.49x = 1,613,857.80 × 686,026.86
  4. Step 4: Simplify right side
    1,169,453.49x = 1,107,149,799,020.51
  5. Step 5: Solve for x
    x = 1,107,149,799,020.51/1,169,453.49
  6. Step 6: Final answer
    x = 946,724.10

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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.