Home / 4,820,145.92-7,230,187.65-1,225,881.84

Finding the Fourth Proportional to 4,820,145.92, 7,230,187.65 and 1,225,881.84

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Solution

The fourth proportional to 4,820,145.92, 7,230,187.65 and 1,225,881.84 is: 1,838,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820,145.92 : 7,230,187.65 = 1,225,881.84 : x
  2. Step 2: Convert to fraction form
    4,820,145.92/7,230,187.65 = 1,225,881.84/x
  3. Step 3: Cross multiply
    4,820,145.92x = 7,230,187.65 × 1,225,881.84
  4. Step 4: Simplify right side
    4,820,145.92x = 8,863,355,733,797.87
  5. Step 5: Solve for x
    x = 8,863,355,733,797.87/4,820,145.92
  6. Step 6: Final answer
    x = 1,838,814.82

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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.