Home / 3,398,901.87-4,690,590.21-1,850,266.65

Finding the Fourth Proportional to 3,398,901.87, 4,690,590.21 and 1,850,266.65

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Solution

The fourth proportional to 3,398,901.87, 4,690,590.21 and 1,850,266.65 is: 2,553,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,901.87 : 4,690,590.21 = 1,850,266.65 : x
  2. Step 2: Convert to fraction form
    3,398,901.87/4,690,590.21 = 1,850,266.65/x
  3. Step 3: Cross multiply
    3,398,901.87x = 4,690,590.21 × 1,850,266.65
  4. Step 4: Simplify right side
    3,398,901.87x = 8,678,842,634,379.50
  5. Step 5: Solve for x
    x = 8,678,842,634,379.50/3,398,901.87
  6. Step 6: Final answer
    x = 2,553,425.48

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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.