Home / 3,520,762.11-5,281,143.24-1,922,453.30

Finding the Fourth Proportional to 3,520,762.11, 5,281,143.24 and 1,922,453.30

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Solution

The fourth proportional to 3,520,762.11, 5,281,143.24 and 1,922,453.30 is: 2,883,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,762.11 : 5,281,143.24 = 1,922,453.30 : x
  2. Step 2: Convert to fraction form
    3,520,762.11/5,281,143.24 = 1,922,453.30/x
  3. Step 3: Cross multiply
    3,520,762.11x = 5,281,143.24 × 1,922,453.30
  4. Step 4: Simplify right side
    3,520,762.11x = 10,152,751,249,510.69
  5. Step 5: Solve for x
    x = 10,152,751,249,510.69/3,520,762.11
  6. Step 6: Final answer
    x = 2,883,679.99

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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.