Home / 2,774,400.50-4,161,600.76-779,856.50

Finding the Fourth Proportional to 2,774,400.50, 4,161,600.76 and 779,856.50

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Solution

The fourth proportional to 2,774,400.50, 4,161,600.76 and 779,856.50 is: 1,169,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,400.50 : 4,161,600.76 = 779,856.50 : x
  2. Step 2: Convert to fraction form
    2,774,400.50/4,161,600.76 = 779,856.50/x
  3. Step 3: Cross multiply
    2,774,400.50x = 4,161,600.76 × 779,856.50
  4. Step 4: Simplify right side
    2,774,400.50x = 3,245,451,403,090.94
  5. Step 5: Solve for x
    x = 3,245,451,403,090.94/2,774,400.50
  6. Step 6: Final answer
    x = 1,169,784.75

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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.