Home / 3,994,945.28-5,989,618.56-1,470,272.48

Finding the Fourth Proportional to 3,994,945.28, 5,989,618.56 and 1,470,272.48

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Solution

The fourth proportional to 3,994,945.28, 5,989,618.56 and 1,470,272.48 is: 2,204,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,945.28 : 5,989,618.56 = 1,470,272.48 : x
  2. Step 2: Convert to fraction form
    3,994,945.28/5,989,618.56 = 1,470,272.48/x
  3. Step 3: Cross multiply
    3,994,945.28x = 5,989,618.56 × 1,470,272.48
  4. Step 4: Simplify right side
    3,994,945.28x = 8,806,371,334,465.23
  5. Step 5: Solve for x
    x = 8,806,371,334,465.23/3,994,945.28
  6. Step 6: Final answer
    x = 2,204,378.46

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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.