Home / 1,117,409.76-1,542,060.45-633,995.28

Finding the Fourth Proportional to 1,117,409.76, 1,542,060.45 and 633,995.28

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Solution

The fourth proportional to 1,117,409.76, 1,542,060.45 and 633,995.28 is: 874,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,409.76 : 1,542,060.45 = 633,995.28 : x
  2. Step 2: Convert to fraction form
    1,117,409.76/1,542,060.45 = 633,995.28/x
  3. Step 3: Cross multiply
    1,117,409.76x = 1,542,060.45 × 633,995.28
  4. Step 4: Simplify right side
    1,117,409.76x = 977,659,046,774.68
  5. Step 5: Solve for x
    x = 977,659,046,774.68/1,117,409.76
  6. Step 6: Final answer
    x = 874,933.33

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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.