Home / 1,698,358.39-2,343,753.18-923,993.63

Finding the Fourth Proportional to 1,698,358.39, 2,343,753.18 and 923,993.63

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Solution

The fourth proportional to 1,698,358.39, 2,343,753.18 and 923,993.63 is: 1,275,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,358.39 : 2,343,753.18 = 923,993.63 : x
  2. Step 2: Convert to fraction form
    1,698,358.39/2,343,753.18 = 923,993.63/x
  3. Step 3: Cross multiply
    1,698,358.39x = 2,343,753.18 × 923,993.63
  4. Step 4: Simplify right side
    1,698,358.39x = 2,165,613,008,612.24
  5. Step 5: Solve for x
    x = 2,165,613,008,612.24/1,698,358.39
  6. Step 6: Final answer
    x = 1,275,121.33

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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.