Home / 3,517,423.61-5,273,431.88-1,786,870.67

Finding the Fourth Proportional to 3,517,423.61, 5,273,431.88 and 1,786,870.67

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Solution

The fourth proportional to 3,517,423.61, 5,273,431.88 and 1,786,870.67 is: 2,678,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,423.61 : 5,273,431.88 = 1,786,870.67 : x
  2. Step 2: Convert to fraction form
    3,517,423.61/5,273,431.88 = 1,786,870.67/x
  3. Step 3: Cross multiply
    3,517,423.61x = 5,273,431.88 × 1,786,870.67
  4. Step 4: Simplify right side
    3,517,423.61x = 9,422,940,721,313.45
  5. Step 5: Solve for x
    x = 9,422,940,721,313.45/3,517,423.61
  6. Step 6: Final answer
    x = 2,678,932.59

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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.