Home / 5,680,375.23-8,520,638.13-1,893,859.32

Finding the Fourth Proportional to 5,680,375.23, 8,520,638.13 and 1,893,859.32

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Solution

The fourth proportional to 5,680,375.23, 8,520,638.13 and 1,893,859.32 is: 2,840,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,375.23 : 8,520,638.13 = 1,893,859.32 : x
  2. Step 2: Convert to fraction form
    5,680,375.23/8,520,638.13 = 1,893,859.32/x
  3. Step 3: Cross multiply
    5,680,375.23x = 8,520,638.13 × 1,893,859.32
  4. Step 4: Simplify right side
    5,680,375.23x = 16,136,889,934,847.87
  5. Step 5: Solve for x
    x = 16,136,889,934,847.87/5,680,375.23
  6. Step 6: Final answer
    x = 2,840,814.08

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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.