Home / 5,639,312.39-8,462,031.19-2,400,321.65

Finding the Fourth Proportional to 5,639,312.39, 8,462,031.19 and 2,400,321.65

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Solution

The fourth proportional to 5,639,312.39, 8,462,031.19 and 2,400,321.65 is: 3,601,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639,312.39 : 8,462,031.19 = 2,400,321.65 : x
  2. Step 2: Convert to fraction form
    5,639,312.39/8,462,031.19 = 2,400,321.65/x
  3. Step 3: Cross multiply
    5,639,312.39x = 8,462,031.19 × 2,400,321.65
  4. Step 4: Simplify right side
    5,639,312.39x = 20,311,596,620,021.30
  5. Step 5: Solve for x
    x = 20,311,596,620,021.30/5,639,312.39
  6. Step 6: Final answer
    x = 3,601,786.04

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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.