Home / 1,864,132.86-2,795,315.82-649,285.79

Finding the Fourth Proportional to 1,864,132.86, 2,795,315.82 and 649,285.79

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Solution

The fourth proportional to 1,864,132.86, 2,795,315.82 and 649,285.79 is: 973,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,132.86 : 2,795,315.82 = 649,285.79 : x
  2. Step 2: Convert to fraction form
    1,864,132.86/2,795,315.82 = 649,285.79/x
  3. Step 3: Cross multiply
    1,864,132.86x = 2,795,315.82 × 649,285.79
  4. Step 4: Simplify right side
    1,864,132.86x = 1,814,958,840,488.20
  5. Step 5: Solve for x
    x = 1,814,958,840,488.20/1,864,132.86
  6. Step 6: Final answer
    x = 973,620.97

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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.