Home / 5,672,713-8,509,143.58-1,886,195.88

Finding the Fourth Proportional to 5,672,713, 8,509,143.58 and 1,886,195.88

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Solution

The fourth proportional to 5,672,713, 8,509,143.58 and 1,886,195.88 is: 2,829,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,713 : 8,509,143.58 = 1,886,195.88 : x
  2. Step 2: Convert to fraction form
    5,672,713/8,509,143.58 = 1,886,195.88/x
  3. Step 3: Cross multiply
    5,672,713x = 8,509,143.58 × 1,886,195.88
  4. Step 4: Simplify right side
    5,672,713x = 16,049,911,562,924.45
  5. Step 5: Solve for x
    x = 16,049,911,562,924.45/5,672,713
  6. Step 6: Final answer
    x = 2,829,318.45

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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.