Home / 4,477,273.80-6,178,658.65-2,543,640.45

Finding the Fourth Proportional to 4,477,273.80, 6,178,658.65 and 2,543,640.45

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Solution

The fourth proportional to 4,477,273.80, 6,178,658.65 and 2,543,640.45 is: 3,510,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,273.80 : 6,178,658.65 = 2,543,640.45 : x
  2. Step 2: Convert to fraction form
    4,477,273.80/6,178,658.65 = 2,543,640.45/x
  3. Step 3: Cross multiply
    4,477,273.80x = 6,178,658.65 × 2,543,640.45
  4. Step 4: Simplify right side
    4,477,273.80x = 15,716,286,062,523.29
  5. Step 5: Solve for x
    x = 15,716,286,062,523.29/4,477,273.80
  6. Step 6: Final answer
    x = 3,510,235.64

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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.