Home / 1,336,661.61-2,004,191.68-425,450.45

Finding the Fourth Proportional to 1,336,661.61, 2,004,191.68 and 425,450.45

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Solution

The fourth proportional to 1,336,661.61, 2,004,191.68 and 425,450.45 is: 637,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,661.61 : 2,004,191.68 = 425,450.45 : x
  2. Step 2: Convert to fraction form
    1,336,661.61/2,004,191.68 = 425,450.45/x
  3. Step 3: Cross multiply
    1,336,661.61x = 2,004,191.68 × 425,450.45
  4. Step 4: Simplify right side
    1,336,661.61x = 852,684,256,089.11
  5. Step 5: Solve for x
    x = 852,684,256,089.11/1,336,661.61
  6. Step 6: Final answer
    x = 637,920.81

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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.