Home / 4,271,823.45-6,408,124.51-1,392,451.20

Finding the Fourth Proportional to 4,271,823.45, 6,408,124.51 and 1,392,451.20

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Solution

The fourth proportional to 4,271,823.45, 6,408,124.51 and 1,392,451.20 is: 2,088,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271,823.45 : 6,408,124.51 = 1,392,451.20 : x
  2. Step 2: Convert to fraction form
    4,271,823.45/6,408,124.51 = 1,392,451.20/x
  3. Step 3: Cross multiply
    4,271,823.45x = 6,408,124.51 × 1,392,451.20
  4. Step 4: Simplify right side
    4,271,823.45x = 8,923,000,663,698.91
  5. Step 5: Solve for x
    x = 8,923,000,663,698.91/4,271,823.45
  6. Step 6: Final answer
    x = 2,088,803.71

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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.