Home / 1,152,971.78-1,591,525.64-694,107.70

Finding the Fourth Proportional to 1,152,971.78, 1,591,525.64 and 694,107.70

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Solution

The fourth proportional to 1,152,971.78, 1,591,525.64 and 694,107.70 is: 958,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,971.78 : 1,591,525.64 = 694,107.70 : x
  2. Step 2: Convert to fraction form
    1,152,971.78/1,591,525.64 = 694,107.70/x
  3. Step 3: Cross multiply
    1,152,971.78x = 1,591,525.64 × 694,107.70
  4. Step 4: Simplify right side
    1,152,971.78x = 1,104,690,201,471.43
  5. Step 5: Solve for x
    x = 1,104,690,201,471.43/1,152,971.78
  6. Step 6: Final answer
    x = 958,124.23

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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.