Home / 4,807,700.91-7,215,079.71-3,872,364.75

Finding the Fourth Proportional to 4,807,700.91, 7,215,079.71 and 3,872,364.75

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Solution

The fourth proportional to 4,807,700.91, 7,215,079.71 and 3,872,364.75 is: 5,811,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807,700.91 : 7,215,079.71 = 3,872,364.75 : x
  2. Step 2: Convert to fraction form
    4,807,700.91/7,215,079.71 = 3,872,364.75/x
  3. Step 3: Cross multiply
    4,807,700.91x = 7,215,079.71 × 3,872,364.75
  4. Step 4: Simplify right side
    4,807,700.91x = 27,939,420,337,444.22
  5. Step 5: Solve for x
    x = 27,939,420,337,444.22/4,807,700.91
  6. Step 6: Final answer
    x = 5,811,389.03

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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.