Home / 1,525,064.96-2,286,109.86-726,131.84

Finding the Fourth Proportional to 1,525,064.96, 2,286,109.86 and 726,131.84

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Solution

The fourth proportional to 1,525,064.96, 2,286,109.86 and 726,131.84 is: 1,088,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,064.96 : 2,286,109.86 = 726,131.84 : x
  2. Step 2: Convert to fraction form
    1,525,064.96/2,286,109.86 = 726,131.84/x
  3. Step 3: Cross multiply
    1,525,064.96x = 2,286,109.86 × 726,131.84
  4. Step 4: Simplify right side
    1,525,064.96x = 1,660,017,159,083.94
  5. Step 5: Solve for x
    x = 1,660,017,159,083.94/1,525,064.96
  6. Step 6: Final answer
    x = 1,088,489.48

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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.