Home / 1,343,698.18-1,854,305.38-731,853.34

Finding the Fourth Proportional to 1,343,698.18, 1,854,305.38 and 731,853.34

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Solution

The fourth proportional to 1,343,698.18, 1,854,305.38 and 731,853.34 is: 1,009,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,698.18 : 1,854,305.38 = 731,853.34 : x
  2. Step 2: Convert to fraction form
    1,343,698.18/1,854,305.38 = 731,853.34/x
  3. Step 3: Cross multiply
    1,343,698.18x = 1,854,305.38 × 731,853.34
  4. Step 4: Simplify right side
    1,343,698.18x = 1,357,079,585,732.97
  5. Step 5: Solve for x
    x = 1,357,079,585,732.97/1,343,698.18
  6. Step 6: Final answer
    x = 1,009,958.64

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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.