Home / 2,989,716.40-4,484,574.60-1,646,023.60

Finding the Fourth Proportional to 2,989,716.40, 4,484,574.60 and 1,646,023.60

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Solution

The fourth proportional to 2,989,716.40, 4,484,574.60 and 1,646,023.60 is: 2,469,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,716.40 : 4,484,574.60 = 1,646,023.60 : x
  2. Step 2: Convert to fraction form
    2,989,716.40/4,484,574.60 = 1,646,023.60/x
  3. Step 3: Cross multiply
    2,989,716.40x = 4,484,574.60 × 1,646,023.60
  4. Step 4: Simplify right side
    2,989,716.40x = 7,381,715,627,560.56
  5. Step 5: Solve for x
    x = 7,381,715,627,560.56/2,989,716.40
  6. Step 6: Final answer
    x = 2,469,035.40

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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.