Home / 5,213,508.48-7,821,486.72-1,619,089.92

Finding the Fourth Proportional to 5,213,508.48, 7,821,486.72 and 1,619,089.92

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Solution

The fourth proportional to 5,213,508.48, 7,821,486.72 and 1,619,089.92 is: 2,429,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,508.48 : 7,821,486.72 = 1,619,089.92 : x
  2. Step 2: Convert to fraction form
    5,213,508.48/7,821,486.72 = 1,619,089.92/x
  3. Step 3: Cross multiply
    5,213,508.48x = 7,821,486.72 × 1,619,089.92
  4. Step 4: Simplify right side
    5,213,508.48x = 12,663,690,307,765.86
  5. Step 5: Solve for x
    x = 12,663,690,307,765.86/5,213,508.48
  6. Step 6: Final answer
    x = 2,429,015.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.