Home / 2,197,388.20-3,291,416.70-1,824,140.20

Finding the Fourth Proportional to 2,197,388.20, 3,291,416.70 and 1,824,140.20

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Solution

The fourth proportional to 2,197,388.20, 3,291,416.70 and 1,824,140.20 is: 2,732,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,388.20 : 3,291,416.70 = 1,824,140.20 : x
  2. Step 2: Convert to fraction form
    2,197,388.20/3,291,416.70 = 1,824,140.20/x
  3. Step 3: Cross multiply
    2,197,388.20x = 3,291,416.70 × 1,824,140.20
  4. Step 4: Simplify right side
    2,197,388.20x = 6,004,005,517,421.34
  5. Step 5: Solve for x
    x = 6,004,005,517,421.34/2,197,388.20
  6. Step 6: Final answer
    x = 2,732,337.20

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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.