Home / 1,179,435.33-1,627,612.49-670,137.71

Finding the Fourth Proportional to 1,179,435.33, 1,627,612.49 and 670,137.71

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Solution

The fourth proportional to 1,179,435.33, 1,627,612.49 and 670,137.71 is: 924,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,435.33 : 1,627,612.49 = 670,137.71 : x
  2. Step 2: Convert to fraction form
    1,179,435.33/1,627,612.49 = 670,137.71/x
  3. Step 3: Cross multiply
    1,179,435.33x = 1,627,612.49 × 670,137.71
  4. Step 4: Simplify right side
    1,179,435.33x = 1,090,724,500,353.28
  5. Step 5: Solve for x
    x = 1,090,724,500,353.28/1,179,435.33
  6. Step 6: Final answer
    x = 924,785.34

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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.