Home / 1,170,040.70-1,755,061.05-1,091,308.70

Finding the Fourth Proportional to 1,170,040.70, 1,755,061.05 and 1,091,308.70

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Solution

The fourth proportional to 1,170,040.70, 1,755,061.05 and 1,091,308.70 is: 1,636,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,040.70 : 1,755,061.05 = 1,091,308.70 : x
  2. Step 2: Convert to fraction form
    1,170,040.70/1,755,061.05 = 1,091,308.70/x
  3. Step 3: Cross multiply
    1,170,040.70x = 1,755,061.05 × 1,091,308.70
  4. Step 4: Simplify right side
    1,170,040.70x = 1,915,313,392,896.14
  5. Step 5: Solve for x
    x = 1,915,313,392,896.14/1,170,040.70
  6. Step 6: Final answer
    x = 1,636,963.05

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