Home / 2,148,349.71-2,964,663.39-1,181,479.98

Finding the Fourth Proportional to 2,148,349.71, 2,964,663.39 and 1,181,479.98

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Solution

The fourth proportional to 2,148,349.71, 2,964,663.39 and 1,181,479.98 is: 1,630,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,349.71 : 2,964,663.39 = 1,181,479.98 : x
  2. Step 2: Convert to fraction form
    2,148,349.71/2,964,663.39 = 1,181,479.98/x
  3. Step 3: Cross multiply
    2,148,349.71x = 2,964,663.39 × 1,181,479.98
  4. Step 4: Simplify right side
    2,148,349.71x = 3,502,690,442,723.93
  5. Step 5: Solve for x
    x = 3,502,690,442,723.93/2,148,349.71
  6. Step 6: Final answer
    x = 1,630,409.81

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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.