Home / 3,427,111.32-5,132,495.44-1,984,747.20

Finding the Fourth Proportional to 3,427,111.32, 5,132,495.44 and 1,984,747.20

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Solution

The fourth proportional to 3,427,111.32, 5,132,495.44 and 1,984,747.20 is: 2,972,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,111.32 : 5,132,495.44 = 1,984,747.20 : x
  2. Step 2: Convert to fraction form
    3,427,111.32/5,132,495.44 = 1,984,747.20/x
  3. Step 3: Cross multiply
    3,427,111.32x = 5,132,495.44 × 1,984,747.20
  4. Step 4: Simplify right side
    3,427,111.32x = 10,186,705,953,552.77
  5. Step 5: Solve for x
    x = 10,186,705,953,552.77/3,427,111.32
  6. Step 6: Final answer
    x = 2,972,388.41

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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.