Home / 2,148,377.96-2,964,702.38-1,181,508.23

Finding the Fourth Proportional to 2,148,377.96, 2,964,702.38 and 1,181,508.23

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Solution

The fourth proportional to 2,148,377.96, 2,964,702.38 and 1,181,508.23 is: 1,630,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,377.96 : 2,964,702.38 = 1,181,508.23 : x
  2. Step 2: Convert to fraction form
    2,148,377.96/2,964,702.38 = 1,181,508.23/x
  3. Step 3: Cross multiply
    2,148,377.96x = 2,964,702.38 × 1,181,508.23
  4. Step 4: Simplify right side
    2,148,377.96x = 3,502,820,240,739.53
  5. Step 5: Solve for x
    x = 3,502,820,240,739.53/2,148,377.96
  6. Step 6: Final answer
    x = 1,630,448.79

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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.