Home / 4,659,288.86-6,428,754.87-2,621,354.78

Finding the Fourth Proportional to 4,659,288.86, 6,428,754.87 and 2,621,354.78

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Solution

The fourth proportional to 4,659,288.86, 6,428,754.87 and 2,621,354.78 is: 3,616,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659,288.86 : 6,428,754.87 = 2,621,354.78 : x
  2. Step 2: Convert to fraction form
    4,659,288.86/6,428,754.87 = 2,621,354.78/x
  3. Step 3: Cross multiply
    4,659,288.86x = 6,428,754.87 × 2,621,354.78
  4. Step 4: Simplify right side
    4,659,288.86x = 16,852,047,307,922.78
  5. Step 5: Solve for x
    x = 16,852,047,307,922.78/4,659,288.86
  6. Step 6: Final answer
    x = 3,616,871.12

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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.