Home / 2,148,154.48-2,964,530.10-1,181,359.54

Finding the Fourth Proportional to 2,148,154.48, 2,964,530.10 and 1,181,359.54

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Solution

The fourth proportional to 2,148,154.48, 2,964,530.10 and 1,181,359.54 is: 1,630,318.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,154.48 : 2,964,530.10 = 1,181,359.54 : x
  2. Step 2: Convert to fraction form
    2,148,154.48/2,964,530.10 = 1,181,359.54/x
  3. Step 3: Cross multiply
    2,148,154.48x = 2,964,530.10 × 1,181,359.54
  4. Step 4: Simplify right side
    2,148,154.48x = 3,502,175,915,252.15
  5. Step 5: Solve for x
    x = 3,502,175,915,252.15/2,148,154.48
  6. Step 6: Final answer
    x = 1,630,318.47

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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.