Home / 3,398,900.72-4,690,542.80-1,850,206.93

Finding the Fourth Proportional to 3,398,900.72, 4,690,542.80 and 1,850,206.93

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Solution

The fourth proportional to 3,398,900.72, 4,690,542.80 and 1,850,206.93 is: 2,553,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,900.72 : 4,690,542.80 = 1,850,206.93 : x
  2. Step 2: Convert to fraction form
    3,398,900.72/4,690,542.80 = 1,850,206.93/x
  3. Step 3: Cross multiply
    3,398,900.72x = 4,690,542.80 × 1,850,206.93
  4. Step 4: Simplify right side
    3,398,900.72x = 8,678,474,786,920.77
  5. Step 5: Solve for x
    x = 8,678,474,786,920.77/3,398,900.72
  6. Step 6: Final answer
    x = 2,553,318.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.