Home / 1,176,792.29-1,623,843.41-660,427.75

Finding the Fourth Proportional to 1,176,792.29, 1,623,843.41 and 660,427.75

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Solution

The fourth proportional to 1,176,792.29, 1,623,843.41 and 660,427.75 is: 911,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,792.29 : 1,623,843.41 = 660,427.75 : x
  2. Step 2: Convert to fraction form
    1,176,792.29/1,623,843.41 = 660,427.75/x
  3. Step 3: Cross multiply
    1,176,792.29x = 1,623,843.41 × 660,427.75
  4. Step 4: Simplify right side
    1,176,792.29x = 1,072,431,247,210.09
  5. Step 5: Solve for x
    x = 1,072,431,247,210.09/1,176,792.29
  6. Step 6: Final answer
    x = 911,317.36

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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.