Home / 1,126,044.51-1,684,829.04-789,741.55

Finding the Fourth Proportional to 1,126,044.51, 1,684,829.04 and 789,741.55

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Solution

The fourth proportional to 1,126,044.51, 1,684,829.04 and 789,741.55 is: 1,181,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,044.51 : 1,684,829.04 = 789,741.55 : x
  2. Step 2: Convert to fraction form
    1,126,044.51/1,684,829.04 = 789,741.55/x
  3. Step 3: Cross multiply
    1,126,044.51x = 1,684,829.04 × 789,741.55
  4. Step 4: Simplify right side
    1,126,044.51x = 1,330,579,497,534.61
  5. Step 5: Solve for x
    x = 1,330,579,497,534.61/1,126,044.51
  6. Step 6: Final answer
    x = 1,181,640.23

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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.