Home / 3,155,249.70-4,354,590.54-1,830,965.14

Finding the Fourth Proportional to 3,155,249.70, 4,354,590.54 and 1,830,965.14

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Solution

The fourth proportional to 3,155,249.70, 4,354,590.54 and 1,830,965.14 is: 2,526,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,249.70 : 4,354,590.54 = 1,830,965.14 : x
  2. Step 2: Convert to fraction form
    3,155,249.70/4,354,590.54 = 1,830,965.14/x
  3. Step 3: Cross multiply
    3,155,249.70x = 4,354,590.54 × 1,830,965.14
  4. Step 4: Simplify right side
    3,155,249.70x = 7,973,103,490,023.13
  5. Step 5: Solve for x
    x = 7,973,103,490,023.13/3,155,249.70
  6. Step 6: Final answer
    x = 2,526,932.65

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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.