Home / 2,008,878.57-2,772,272.79-1,091,116.58

Finding the Fourth Proportional to 2,008,878.57, 2,772,272.79 and 1,091,116.58

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Solution

The fourth proportional to 2,008,878.57, 2,772,272.79 and 1,091,116.58 is: 1,505,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,878.57 : 2,772,272.79 = 1,091,116.58 : x
  2. Step 2: Convert to fraction form
    2,008,878.57/2,772,272.79 = 1,091,116.58/x
  3. Step 3: Cross multiply
    2,008,878.57x = 2,772,272.79 × 1,091,116.58
  4. Step 4: Simplify right side
    2,008,878.57x = 3,024,872,791,590.49
  5. Step 5: Solve for x
    x = 3,024,872,791,590.49/2,008,878.57
  6. Step 6: Final answer
    x = 1,505,751.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.