Home / 2,487,879.25-3,434,332.70-1,672,555.83

Finding the Fourth Proportional to 2,487,879.25, 3,434,332.70 and 1,672,555.83

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Solution

The fourth proportional to 2,487,879.25, 3,434,332.70 and 1,672,555.83 is: 2,308,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,879.25 : 3,434,332.70 = 1,672,555.83 : x
  2. Step 2: Convert to fraction form
    2,487,879.25/3,434,332.70 = 1,672,555.83/x
  3. Step 3: Cross multiply
    2,487,879.25x = 3,434,332.70 × 1,672,555.83
  4. Step 4: Simplify right side
    2,487,879.25x = 5,744,113,179,544.64
  5. Step 5: Solve for x
    x = 5,744,113,179,544.64/2,487,879.25
  6. Step 6: Final answer
    x = 2,308,839.22

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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.