Home / 1,335,108.18-2,002,785.39-436,554.51

Finding the Fourth Proportional to 1,335,108.18, 2,002,785.39 and 436,554.51

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Solution

The fourth proportional to 1,335,108.18, 2,002,785.39 and 436,554.51 is: 654,872.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,108.18 : 2,002,785.39 = 436,554.51 : x
  2. Step 2: Convert to fraction form
    1,335,108.18/2,002,785.39 = 436,554.51/x
  3. Step 3: Cross multiply
    1,335,108.18x = 2,002,785.39 × 436,554.51
  4. Step 4: Simplify right side
    1,335,108.18x = 874,324,994,566.61
  5. Step 5: Solve for x
    x = 874,324,994,566.61/1,335,108.18
  6. Step 6: Final answer
    x = 654,872.02

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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.