Home / 2,102,725.80-3,154,088.34-505,288.86

Finding the Fourth Proportional to 2,102,725.80, 3,154,088.34 and 505,288.86

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Solution

The fourth proportional to 2,102,725.80, 3,154,088.34 and 505,288.86 is: 757,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,725.80 : 3,154,088.34 = 505,288.86 : x
  2. Step 2: Convert to fraction form
    2,102,725.80/3,154,088.34 = 505,288.86/x
  3. Step 3: Cross multiply
    2,102,725.80x = 3,154,088.34 × 505,288.86
  4. Step 4: Simplify right side
    2,102,725.80x = 1,593,725,701,657.89
  5. Step 5: Solve for x
    x = 1,593,725,701,657.89/2,102,725.80
  6. Step 6: Final answer
    x = 757,933.20

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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.