Home / 1,276,776.57-1,761,932.61-703,804.44

Finding the Fourth Proportional to 1,276,776.57, 1,761,932.61 and 703,804.44

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Solution

The fourth proportional to 1,276,776.57, 1,761,932.61 and 703,804.44 is: 971,239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,776.57 : 1,761,932.61 = 703,804.44 : x
  2. Step 2: Convert to fraction form
    1,276,776.57/1,761,932.61 = 703,804.44/x
  3. Step 3: Cross multiply
    1,276,776.57x = 1,761,932.61 × 703,804.44
  4. Step 4: Simplify right side
    1,276,776.57x = 1,240,055,993,898.79
  5. Step 5: Solve for x
    x = 1,240,055,993,898.79/1,276,776.57
  6. Step 6: Final answer
    x = 971,239.62

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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.