Home / 1,343,489.82-1,854,007.83-739,873.50

Finding the Fourth Proportional to 1,343,489.82, 1,854,007.83 and 739,873.50

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Solution

The fourth proportional to 1,343,489.82, 1,854,007.83 and 739,873.50 is: 1,021,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,489.82 : 1,854,007.83 = 739,873.50 : x
  2. Step 2: Convert to fraction form
    1,343,489.82/1,854,007.83 = 739,873.50/x
  3. Step 3: Cross multiply
    1,343,489.82x = 1,854,007.83 × 739,873.50
  4. Step 4: Simplify right side
    1,343,489.82x = 1,371,731,262,209.51
  5. Step 5: Solve for x
    x = 1,371,731,262,209.51/1,343,489.82
  6. Step 6: Final answer
    x = 1,021,020.96

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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.