Home / 1,382,926.56-2,074,369.26-843,341.40

Finding the Fourth Proportional to 1,382,926.56, 2,074,369.26 and 843,341.40

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Solution

The fourth proportional to 1,382,926.56, 2,074,369.26 and 843,341.40 is: 1,264,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,926.56 : 2,074,369.26 = 843,341.40 : x
  2. Step 2: Convert to fraction form
    1,382,926.56/2,074,369.26 = 843,341.40/x
  3. Step 3: Cross multiply
    1,382,926.56x = 2,074,369.26 × 843,341.40
  4. Step 4: Simplify right side
    1,382,926.56x = 1,749,401,475,845.36
  5. Step 5: Solve for x
    x = 1,749,401,475,845.36/1,382,926.56
  6. Step 6: Final answer
    x = 1,264,999.55

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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.