Home / 1,169,543.28-1,614,358.96-685,931.96

Finding the Fourth Proportional to 1,169,543.28, 1,614,358.96 and 685,931.96

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Solution

The fourth proportional to 1,169,543.28, 1,614,358.96 and 685,931.96 is: 946,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,543.28 : 1,614,358.96 = 685,931.96 : x
  2. Step 2: Convert to fraction form
    1,169,543.28/1,614,358.96 = 685,931.96/x
  3. Step 3: Cross multiply
    1,169,543.28x = 1,614,358.96 × 685,931.96
  4. Step 4: Simplify right side
    1,169,543.28x = 1,107,340,405,576.36
  5. Step 5: Solve for x
    x = 1,107,340,405,576.36/1,169,543.28
  6. Step 6: Final answer
    x = 946,814.39

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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.