Home / 1,107,603.40-1,528,491.78-598,305.64

Finding the Fourth Proportional to 1,107,603.40, 1,528,491.78 and 598,305.64

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Solution

The fourth proportional to 1,107,603.40, 1,528,491.78 and 598,305.64 is: 825,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,603.40 : 1,528,491.78 = 598,305.64 : x
  2. Step 2: Convert to fraction form
    1,107,603.40/1,528,491.78 = 598,305.64/x
  3. Step 3: Cross multiply
    1,107,603.40x = 1,528,491.78 × 598,305.64
  4. Step 4: Simplify right side
    1,107,603.40x = 914,505,252,667.64
  5. Step 5: Solve for x
    x = 914,505,252,667.64/1,107,603.40
  6. Step 6: Final answer
    x = 825,661.29

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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.