Home / 2,009,737.20-3,015,480.60-1,012,465.20

Finding the Fourth Proportional to 2,009,737.20, 3,015,480.60 and 1,012,465.20

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Solution

The fourth proportional to 2,009,737.20, 3,015,480.60 and 1,012,465.20 is: 1,519,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,737.20 : 3,015,480.60 = 1,012,465.20 : x
  2. Step 2: Convert to fraction form
    2,009,737.20/3,015,480.60 = 1,012,465.20/x
  3. Step 3: Cross multiply
    2,009,737.20x = 3,015,480.60 × 1,012,465.20
  4. Step 4: Simplify right side
    2,009,737.20x = 3,053,069,168,775.12
  5. Step 5: Solve for x
    x = 3,053,069,168,775.12/2,009,737.20
  6. Step 6: Final answer
    x = 1,519,138.51

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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.