Home / 5,680,340.21-8,520,585.64-1,893,824.30

Finding the Fourth Proportional to 5,680,340.21, 8,520,585.64 and 1,893,824.30

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Solution

The fourth proportional to 5,680,340.21, 8,520,585.64 and 1,893,824.30 is: 2,840,761.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,340.21 : 8,520,585.64 = 1,893,824.30 : x
  2. Step 2: Convert to fraction form
    5,680,340.21/8,520,585.64 = 1,893,824.30/x
  3. Step 3: Cross multiply
    5,680,340.21x = 8,520,585.64 × 1,893,824.30
  4. Step 4: Simplify right side
    5,680,340.21x = 16,136,492,135,263.05
  5. Step 5: Solve for x
    x = 16,136,492,135,263.05/5,680,340.21
  6. Step 6: Final answer
    x = 2,840,761.56

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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.