Home / 1,169,567.04-1,613,728.80-686,107.20

Finding the Fourth Proportional to 1,169,567.04, 1,613,728.80 and 686,107.20

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Solution

The fourth proportional to 1,169,567.04, 1,613,728.80 and 686,107.20 is: 946,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,567.04 : 1,613,728.80 = 686,107.20 : x
  2. Step 2: Convert to fraction form
    1,169,567.04/1,613,728.80 = 686,107.20/x
  3. Step 3: Cross multiply
    1,169,567.04x = 1,613,728.80 × 686,107.20
  4. Step 4: Simplify right side
    1,169,567.04x = 1,107,190,948,527.36
  5. Step 5: Solve for x
    x = 1,107,190,948,527.36/1,169,567.04
  6. Step 6: Final answer
    x = 946,667.37

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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.