Home / 911,783.49-1,366,452.68-709,623.69

Finding the Fourth Proportional to 911,783.49, 1,366,452.68 and 709,623.69

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Solution

The fourth proportional to 911,783.49, 1,366,452.68 and 709,623.69 is: 1,063,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,783.49 : 1,366,452.68 = 709,623.69 : x
  2. Step 2: Convert to fraction form
    911,783.49/1,366,452.68 = 709,623.69/x
  3. Step 3: Cross multiply
    911,783.49x = 1,366,452.68 × 709,623.69
  4. Step 4: Simplify right side
    911,783.49x = 969,667,189,443.87
  5. Step 5: Solve for x
    x = 969,667,189,443.87/911,783.49
  6. Step 6: Final answer
    x = 1,063,484.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.