Home / 1,169,550.81-1,613,993.58-686,124.18

Finding the Fourth Proportional to 1,169,550.81, 1,613,993.58 and 686,124.18

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Solution

The fourth proportional to 1,169,550.81, 1,613,993.58 and 686,124.18 is: 946,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,550.81 : 1,613,993.58 = 686,124.18 : x
  2. Step 2: Convert to fraction form
    1,169,550.81/1,613,993.58 = 686,124.18/x
  3. Step 3: Cross multiply
    1,169,550.81x = 1,613,993.58 × 686,124.18
  4. Step 4: Simplify right side
    1,169,550.81x = 1,107,400,021,602.76
  5. Step 5: Solve for x
    x = 1,107,400,021,602.76/1,169,550.81
  6. Step 6: Final answer
    x = 946,859.27

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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.