Home / 2,136,311.86-2,948,110.16-1,169,442.82

Finding the Fourth Proportional to 2,136,311.86, 2,948,110.16 and 1,169,442.82

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Solution

The fourth proportional to 2,136,311.86, 2,948,110.16 and 1,169,442.82 is: 1,613,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,311.86 : 2,948,110.16 = 1,169,442.82 : x
  2. Step 2: Convert to fraction form
    2,136,311.86/2,948,110.16 = 1,169,442.82/x
  3. Step 3: Cross multiply
    2,136,311.86x = 2,948,110.16 × 1,169,442.82
  4. Step 4: Simplify right side
    2,136,311.86x = 3,447,646,259,181.05
  5. Step 5: Solve for x
    x = 3,447,646,259,181.05/2,136,311.86
  6. Step 6: Final answer
    x = 1,613,830.98

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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.