Home / 5,319,522.10-7,981,601.78-1,863,740.94

Finding the Fourth Proportional to 5,319,522.10, 7,981,601.78 and 1,863,740.94

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Solution

The fourth proportional to 5,319,522.10, 7,981,601.78 and 1,863,740.94 is: 2,796,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,522.10 : 7,981,601.78 = 1,863,740.94 : x
  2. Step 2: Convert to fraction form
    5,319,522.10/7,981,601.78 = 1,863,740.94/x
  3. Step 3: Cross multiply
    5,319,522.10x = 7,981,601.78 × 1,863,740.94
  4. Step 4: Simplify right side
    5,319,522.10x = 14,875,638,004,162.87
  5. Step 5: Solve for x
    x = 14,875,638,004,162.87/5,319,522.10
  6. Step 6: Final answer
    x = 2,796,423.76

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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.