Home / 3,368,512.40-5,053,424.70-972,435.20

Finding the Fourth Proportional to 3,368,512.40, 5,053,424.70 and 972,435.20

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Solution

The fourth proportional to 3,368,512.40, 5,053,424.70 and 972,435.20 is: 1,458,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,512.40 : 5,053,424.70 = 972,435.20 : x
  2. Step 2: Convert to fraction form
    3,368,512.40/5,053,424.70 = 972,435.20/x
  3. Step 3: Cross multiply
    3,368,512.40x = 5,053,424.70 × 972,435.20
  4. Step 4: Simplify right side
    3,368,512.40x = 4,914,128,058,829.44
  5. Step 5: Solve for x
    x = 4,914,128,058,829.44/3,368,512.40
  6. Step 6: Final answer
    x = 1,458,842.21

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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.