Home / 2,784,005.80-4,176,786.30-1,364,108.20

Finding the Fourth Proportional to 2,784,005.80, 4,176,786.30 and 1,364,108.20

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Solution

The fourth proportional to 2,784,005.80, 4,176,786.30 and 1,364,108.20 is: 2,046,543.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,005.80 : 4,176,786.30 = 1,364,108.20 : x
  2. Step 2: Convert to fraction form
    2,784,005.80/4,176,786.30 = 1,364,108.20/x
  3. Step 3: Cross multiply
    2,784,005.80x = 4,176,786.30 × 1,364,108.20
  4. Step 4: Simplify right side
    2,784,005.80x = 5,697,588,441,477.66
  5. Step 5: Solve for x
    x = 5,697,588,441,477.66/2,784,005.80
  6. Step 6: Final answer
    x = 2,046,543.31

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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.