Home / 1,145,289.27-1,579,772.91-703,570.55

Finding the Fourth Proportional to 1,145,289.27, 1,579,772.91 and 703,570.55

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Solution

The fourth proportional to 1,145,289.27, 1,579,772.91 and 703,570.55 is: 970,481.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,289.27 : 1,579,772.91 = 703,570.55 : x
  2. Step 2: Convert to fraction form
    1,145,289.27/1,579,772.91 = 703,570.55/x
  3. Step 3: Cross multiply
    1,145,289.27x = 1,579,772.91 × 703,570.55
  4. Step 4: Simplify right side
    1,145,289.27x = 1,111,481,699,113.23
  5. Step 5: Solve for x
    x = 1,111,481,699,113.23/1,145,289.27
  6. Step 6: Final answer
    x = 970,481.19

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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.