Home / 1,115,785.20-1,539,794.52-606,487.26

Finding the Fourth Proportional to 1,115,785.20, 1,539,794.52 and 606,487.26

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Solution

The fourth proportional to 1,115,785.20, 1,539,794.52 and 606,487.26 is: 836,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,785.20 : 1,539,794.52 = 606,487.26 : x
  2. Step 2: Convert to fraction form
    1,115,785.20/1,539,794.52 = 606,487.26/x
  3. Step 3: Cross multiply
    1,115,785.20x = 1,539,794.52 × 606,487.26
  4. Step 4: Simplify right side
    1,115,785.20x = 933,865,759,397.82
  5. Step 5: Solve for x
    x = 933,865,759,397.82/1,115,785.20
  6. Step 6: Final answer
    x = 836,958.37

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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.