Home / 1,191,071.94-1,785,603.09-516,645.48

Finding the Fourth Proportional to 1,191,071.94, 1,785,603.09 and 516,645.48

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Solution

The fourth proportional to 1,191,071.94, 1,785,603.09 and 516,645.48 is: 774,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,071.94 : 1,785,603.09 = 516,645.48 : x
  2. Step 2: Convert to fraction form
    1,191,071.94/1,785,603.09 = 516,645.48/x
  3. Step 3: Cross multiply
    1,191,071.94x = 1,785,603.09 × 516,645.48
  4. Step 4: Simplify right side
    1,191,071.94x = 922,523,765,522.53
  5. Step 5: Solve for x
    x = 922,523,765,522.53/1,191,071.94
  6. Step 6: Final answer
    x = 774,532.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.