Home / 4,545,939.80-6,818,909.70-2,154,455.30

Finding the Fourth Proportional to 4,545,939.80, 6,818,909.70 and 2,154,455.30

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Solution

The fourth proportional to 4,545,939.80, 6,818,909.70 and 2,154,455.30 is: 3,231,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545,939.80 : 6,818,909.70 = 2,154,455.30 : x
  2. Step 2: Convert to fraction form
    4,545,939.80/6,818,909.70 = 2,154,455.30/x
  3. Step 3: Cross multiply
    4,545,939.80x = 6,818,909.70 × 2,154,455.30
  4. Step 4: Simplify right side
    4,545,939.80x = 14,691,036,143,386.41
  5. Step 5: Solve for x
    x = 14,691,036,143,386.41/4,545,939.80
  6. Step 6: Final answer
    x = 3,231,682.95

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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.