Home / 3,572,343-4,929,911.10-1,962,711

Finding the Fourth Proportional to 3,572,343, 4,929,911.10 and 1,962,711

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Solution

The fourth proportional to 3,572,343, 4,929,911.10 and 1,962,711 is: 2,708,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572,343 : 4,929,911.10 = 1,962,711 : x
  2. Step 2: Convert to fraction form
    3,572,343/4,929,911.10 = 1,962,711/x
  3. Step 3: Cross multiply
    3,572,343x = 4,929,911.10 × 1,962,711
  4. Step 4: Simplify right side
    3,572,343x = 9,675,990,744,992.10
  5. Step 5: Solve for x
    x = 9,675,990,744,992.10/3,572,343
  6. Step 6: Final answer
    x = 2,708,583.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.