Home / 1,694,401.38-2,541,683.80-557,138.40

Finding the Fourth Proportional to 1,694,401.38, 2,541,683.80 and 557,138.40

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Solution

The fourth proportional to 1,694,401.38, 2,541,683.80 and 557,138.40 is: 835,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,401.38 : 2,541,683.80 = 557,138.40 : x
  2. Step 2: Convert to fraction form
    1,694,401.38/2,541,683.80 = 557,138.40/x
  3. Step 3: Cross multiply
    1,694,401.38x = 2,541,683.80 × 557,138.40
  4. Step 4: Simplify right side
    1,694,401.38x = 1,416,069,634,322.35
  5. Step 5: Solve for x
    x = 1,416,069,634,322.35/1,694,401.38
  6. Step 6: Final answer
    x = 835,734.47

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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.