Home / 4,212,777.86-5,813,620.45-2,279,037.93

Finding the Fourth Proportional to 4,212,777.86, 5,813,620.45 and 2,279,037.93

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Solution

The fourth proportional to 4,212,777.86, 5,813,620.45 and 2,279,037.93 is: 3,145,065.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,777.86 : 5,813,620.45 = 2,279,037.93 : x
  2. Step 2: Convert to fraction form
    4,212,777.86/5,813,620.45 = 2,279,037.93/x
  3. Step 3: Cross multiply
    4,212,777.86x = 5,813,620.45 × 2,279,037.93
  4. Step 4: Simplify right side
    4,212,777.86x = 13,249,461,516,173.67
  5. Step 5: Solve for x
    x = 13,249,461,516,173.67/4,212,777.86
  6. Step 6: Final answer
    x = 3,145,065.31

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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.