Home / 1,633,928.80-2,254,663.77-945,463.32

Finding the Fourth Proportional to 1,633,928.80, 2,254,663.77 and 945,463.32

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Solution

The fourth proportional to 1,633,928.80, 2,254,663.77 and 945,463.32 is: 1,304,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,928.80 : 2,254,663.77 = 945,463.32 : x
  2. Step 2: Convert to fraction form
    1,633,928.80/2,254,663.77 = 945,463.32/x
  3. Step 3: Cross multiply
    1,633,928.80x = 2,254,663.77 × 945,463.32
  4. Step 4: Simplify right side
    1,633,928.80x = 2,131,701,893,467.92
  5. Step 5: Solve for x
    x = 2,131,701,893,467.92/1,633,928.80
  6. Step 6: Final answer
    x = 1,304,647.97

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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.