Home / 4,723,660.48-7,086,615.05-1,528,786.66

Finding the Fourth Proportional to 4,723,660.48, 7,086,615.05 and 1,528,786.66

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Solution

The fourth proportional to 4,723,660.48, 7,086,615.05 and 1,528,786.66 is: 2,293,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,660.48 : 7,086,615.05 = 1,528,786.66 : x
  2. Step 2: Convert to fraction form
    4,723,660.48/7,086,615.05 = 1,528,786.66/x
  3. Step 3: Cross multiply
    4,723,660.48x = 7,086,615.05 × 1,528,786.66
  4. Step 4: Simplify right side
    4,723,660.48x = 10,833,922,552,995.23
  5. Step 5: Solve for x
    x = 10,833,922,552,995.23/4,723,660.48
  6. Step 6: Final answer
    x = 2,293,543.87

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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.