Home / 1,293,749.18-1,784,162.91-1,022,465.18

Finding the Fourth Proportional to 1,293,749.18, 1,784,162.91 and 1,022,465.18

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Solution

The fourth proportional to 1,293,749.18, 1,784,162.91 and 1,022,465.18 is: 1,410,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,749.18 : 1,784,162.91 = 1,022,465.18 : x
  2. Step 2: Convert to fraction form
    1,293,749.18/1,784,162.91 = 1,022,465.18/x
  3. Step 3: Cross multiply
    1,293,749.18x = 1,784,162.91 × 1,022,465.18
  4. Step 4: Simplify right side
    1,293,749.18x = 1,824,244,450,922.47
  5. Step 5: Solve for x
    x = 1,824,244,450,922.47/1,293,749.18
  6. Step 6: Final answer
    x = 1,410,044.91

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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.