Home / 2,158,616.49-3,239,616.87-1,505,948.32

Finding the Fourth Proportional to 2,158,616.49, 3,239,616.87 and 1,505,948.32

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Solution

The fourth proportional to 2,158,616.49, 3,239,616.87 and 1,505,948.32 is: 2,260,102.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,616.49 : 3,239,616.87 = 1,505,948.32 : x
  2. Step 2: Convert to fraction form
    2,158,616.49/3,239,616.87 = 1,505,948.32/x
  3. Step 3: Cross multiply
    2,158,616.49x = 3,239,616.87 × 1,505,948.32
  4. Step 4: Simplify right side
    2,158,616.49x = 4,878,695,586,869.68
  5. Step 5: Solve for x
    x = 4,878,695,586,869.68/2,158,616.49
  6. Step 6: Final answer
    x = 2,260,102.99

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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.