Home / 2,197,391.20-3,291,421.20-1,824,143.20

Finding the Fourth Proportional to 2,197,391.20, 3,291,421.20 and 1,824,143.20

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Solution

The fourth proportional to 2,197,391.20, 3,291,421.20 and 1,824,143.20 is: 2,732,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,391.20 : 3,291,421.20 = 1,824,143.20 : x
  2. Step 2: Convert to fraction form
    2,197,391.20/3,291,421.20 = 1,824,143.20/x
  3. Step 3: Cross multiply
    2,197,391.20x = 3,291,421.20 × 1,824,143.20
  4. Step 4: Simplify right side
    2,197,391.20x = 6,004,023,600,315.84
  5. Step 5: Solve for x
    x = 6,004,023,600,315.84/2,197,391.20
  6. Step 6: Final answer
    x = 2,732,341.70

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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.