Home / 1,040,453.12-1,435,923.78-653,332.28

Finding the Fourth Proportional to 1,040,453.12, 1,435,923.78 and 653,332.28

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Solution

The fourth proportional to 1,040,453.12, 1,435,923.78 and 653,332.28 is: 901,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,453.12 : 1,435,923.78 = 653,332.28 : x
  2. Step 2: Convert to fraction form
    1,040,453.12/1,435,923.78 = 653,332.28/x
  3. Step 3: Cross multiply
    1,040,453.12x = 1,435,923.78 × 653,332.28
  4. Step 4: Simplify right side
    1,040,453.12x = 938,135,357,093.62
  5. Step 5: Solve for x
    x = 938,135,357,093.62/1,040,453.12
  6. Step 6: Final answer
    x = 901,660.38

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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.