Home / 1,085,814.38-1,497,801.30-677,206.83

Finding the Fourth Proportional to 1,085,814.38, 1,497,801.30 and 677,206.83

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Solution

The fourth proportional to 1,085,814.38, 1,497,801.30 and 677,206.83 is: 934,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,814.38 : 1,497,801.30 = 677,206.83 : x
  2. Step 2: Convert to fraction form
    1,085,814.38/1,497,801.30 = 677,206.83/x
  3. Step 3: Cross multiply
    1,085,814.38x = 1,497,801.30 × 677,206.83
  4. Step 4: Simplify right side
    1,085,814.38x = 1,014,321,265,084.59
  5. Step 5: Solve for x
    x = 1,014,321,265,084.59/1,085,814.38
  6. Step 6: Final answer
    x = 934,157.15

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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.