Home / 1,243,336.92-1,864,999.26-1,074,342.96

Finding the Fourth Proportional to 1,243,336.92, 1,864,999.26 and 1,074,342.96

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Solution

The fourth proportional to 1,243,336.92, 1,864,999.26 and 1,074,342.96 is: 1,611,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,336.92 : 1,864,999.26 = 1,074,342.96 : x
  2. Step 2: Convert to fraction form
    1,243,336.92/1,864,999.26 = 1,074,342.96/x
  3. Step 3: Cross multiply
    1,243,336.92x = 1,864,999.26 × 1,074,342.96
  4. Step 4: Simplify right side
    1,243,336.92x = 2,003,648,825,386.21
  5. Step 5: Solve for x
    x = 2,003,648,825,386.21/1,243,336.92
  6. Step 6: Final answer
    x = 1,611,509.15

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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.