Home / 1,169,513.18-1,613,941.66-686,086.56

Finding the Fourth Proportional to 1,169,513.18, 1,613,941.66 and 686,086.56

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Solution

The fourth proportional to 1,169,513.18, 1,613,941.66 and 686,086.56 is: 946,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,513.18 : 1,613,941.66 = 686,086.56 : x
  2. Step 2: Convert to fraction form
    1,169,513.18/1,613,941.66 = 686,086.56/x
  3. Step 3: Cross multiply
    1,169,513.18x = 1,613,941.66 × 686,086.56
  4. Step 4: Simplify right side
    1,169,513.18x = 1,107,303,681,550.09
  5. Step 5: Solve for x
    x = 1,107,303,681,550.09/1,169,513.18
  6. Step 6: Final answer
    x = 946,807.36

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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.