Home / 4,786,393.76-7,177,487.28-1,792,478.24

Finding the Fourth Proportional to 4,786,393.76, 7,177,487.28 and 1,792,478.24

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Solution

The fourth proportional to 4,786,393.76, 7,177,487.28 and 1,792,478.24 is: 2,687,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786,393.76 : 7,177,487.28 = 1,792,478.24 : x
  2. Step 2: Convert to fraction form
    4,786,393.76/7,177,487.28 = 1,792,478.24/x
  3. Step 3: Cross multiply
    4,786,393.76x = 7,177,487.28 × 1,792,478.24
  4. Step 4: Simplify right side
    4,786,393.76x = 12,865,489,767,276.79
  5. Step 5: Solve for x
    x = 12,865,489,767,276.79/4,786,393.76
  6. Step 6: Final answer
    x = 2,687,929.66

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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.