Home / 2,148,287.84-2,964,578.10-1,181,418.18

Finding the Fourth Proportional to 2,148,287.84, 2,964,578.10 and 1,181,418.18

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Solution

The fourth proportional to 2,148,287.84, 2,964,578.10 and 1,181,418.18 is: 1,630,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,287.84 : 2,964,578.10 = 1,181,418.18 : x
  2. Step 2: Convert to fraction form
    2,148,287.84/2,964,578.10 = 1,181,418.18/x
  3. Step 3: Cross multiply
    2,148,287.84x = 2,964,578.10 × 1,181,418.18
  4. Step 4: Simplify right side
    2,148,287.84x = 3,502,406,463,369.86
  5. Step 5: Solve for x
    x = 3,502,406,463,369.86/2,148,287.84
  6. Step 6: Final answer
    x = 1,630,324.58

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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.