Home / 1,112,282.85-1,534,936.53-653,439.25

Finding the Fourth Proportional to 1,112,282.85, 1,534,936.53 and 653,439.25

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Solution

The fourth proportional to 1,112,282.85, 1,534,936.53 and 653,439.25 is: 901,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,282.85 : 1,534,936.53 = 653,439.25 : x
  2. Step 2: Convert to fraction form
    1,112,282.85/1,534,936.53 = 653,439.25/x
  3. Step 3: Cross multiply
    1,112,282.85x = 1,534,936.53 × 653,439.25
  4. Step 4: Simplify right side
    1,112,282.85x = 1,002,987,774,960.80
  5. Step 5: Solve for x
    x = 1,002,987,774,960.80/1,112,282.85
  6. Step 6: Final answer
    x = 901,738.06

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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.