Home / 1,815,942.15-2,723,905.94-553,766.13

Finding the Fourth Proportional to 1,815,942.15, 2,723,905.94 and 553,766.13

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Solution

The fourth proportional to 1,815,942.15, 2,723,905.94 and 553,766.13 is: 830,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,942.15 : 2,723,905.94 = 553,766.13 : x
  2. Step 2: Convert to fraction form
    1,815,942.15/2,723,905.94 = 553,766.13/x
  3. Step 3: Cross multiply
    1,815,942.15x = 2,723,905.94 × 553,766.13
  4. Step 4: Simplify right side
    1,815,942.15x = 1,508,406,848,108.98
  5. Step 5: Solve for x
    x = 1,508,406,848,108.98/1,815,942.15
  6. Step 6: Final answer
    x = 830,646.97

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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.