Home / 5,718,607.26-8,578,186.78-1,880,344.72

Finding the Fourth Proportional to 5,718,607.26, 8,578,186.78 and 1,880,344.72

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Solution

The fourth proportional to 5,718,607.26, 8,578,186.78 and 1,880,344.72 is: 2,820,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,607.26 : 8,578,186.78 = 1,880,344.72 : x
  2. Step 2: Convert to fraction form
    5,718,607.26/8,578,186.78 = 1,880,344.72/x
  3. Step 3: Cross multiply
    5,718,607.26x = 8,578,186.78 × 1,880,344.72
  4. Step 4: Simplify right side
    5,718,607.26x = 16,129,948,218,946.80
  5. Step 5: Solve for x
    x = 16,129,948,218,946.80/5,718,607.26
  6. Step 6: Final answer
    x = 2,820,607.80

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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.