Home / 3,618,004.20-5,423,435.10-2,021,332.20

Finding the Fourth Proportional to 3,618,004.20, 5,423,435.10 and 2,021,332.20

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Solution

The fourth proportional to 3,618,004.20, 5,423,435.10 and 2,021,332.20 is: 3,030,003.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,004.20 : 5,423,435.10 = 2,021,332.20 : x
  2. Step 2: Convert to fraction form
    3,618,004.20/5,423,435.10 = 2,021,332.20/x
  3. Step 3: Cross multiply
    3,618,004.20x = 5,423,435.10 × 2,021,332.20
  4. Step 4: Simplify right side
    3,618,004.20x = 10,962,564,002,240.22
  5. Step 5: Solve for x
    x = 10,962,564,002,240.22/3,618,004.20
  6. Step 6: Final answer
    x = 3,030,003.12

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1.5x scale

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.