Home / 1,450,009.76-2,001,012.46-805,489.92

Finding the Fourth Proportional to 1,450,009.76, 2,001,012.46 and 805,489.92

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Solution

The fourth proportional to 1,450,009.76, 2,001,012.46 and 805,489.92 is: 1,111,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,009.76 : 2,001,012.46 = 805,489.92 : x
  2. Step 2: Convert to fraction form
    1,450,009.76/2,001,012.46 = 805,489.92/x
  3. Step 3: Cross multiply
    1,450,009.76x = 2,001,012.46 × 805,489.92
  4. Step 4: Simplify right side
    1,450,009.76x = 1,611,795,364,310.68
  5. Step 5: Solve for x
    x = 1,611,795,364,310.68/1,450,009.76
  6. Step 6: Final answer
    x = 1,111,575.53

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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.