Home / 1,718,596.20-2,573,967.27-820,666.86

Finding the Fourth Proportional to 1,718,596.20, 2,573,967.27 and 820,666.86

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Solution

The fourth proportional to 1,718,596.20, 2,573,967.27 and 820,666.86 is: 1,229,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,596.20 : 2,573,967.27 = 820,666.86 : x
  2. Step 2: Convert to fraction form
    1,718,596.20/2,573,967.27 = 820,666.86/x
  3. Step 3: Cross multiply
    1,718,596.20x = 2,573,967.27 × 820,666.86
  4. Step 4: Simplify right side
    1,718,596.20x = 2,112,369,630,638.80
  5. Step 5: Solve for x
    x = 2,112,369,630,638.80/1,718,596.20
  6. Step 6: Final answer
    x = 1,229,125.04

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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.