Home / 4,428,981.20-6,111,994-2,391,790.56

Finding the Fourth Proportional to 4,428,981.20, 6,111,994 and 2,391,790.56

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Solution

The fourth proportional to 4,428,981.20, 6,111,994 and 2,391,790.56 is: 3,300,670.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,981.20 : 6,111,994 = 2,391,790.56 : x
  2. Step 2: Convert to fraction form
    4,428,981.20/6,111,994 = 2,391,790.56/x
  3. Step 3: Cross multiply
    4,428,981.20x = 6,111,994 × 2,391,790.56
  4. Step 4: Simplify right side
    4,428,981.20x = 14,618,609,551,976.64
  5. Step 5: Solve for x
    x = 14,618,609,551,976.64/4,428,981.20
  6. Step 6: Final answer
    x = 3,300,670.94

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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.