Home / 1,276,214.04-1,761,213.06-703,290.96

Finding the Fourth Proportional to 1,276,214.04, 1,761,213.06 and 703,290.96

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Solution

The fourth proportional to 1,276,214.04, 1,761,213.06 and 703,290.96 is: 970,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,214.04 : 1,761,213.06 = 703,290.96 : x
  2. Step 2: Convert to fraction form
    1,276,214.04/1,761,213.06 = 703,290.96/x
  3. Step 3: Cross multiply
    1,276,214.04x = 1,761,213.06 × 703,290.96
  4. Step 4: Simplify right side
    1,276,214.04x = 1,238,645,223,731.94
  5. Step 5: Solve for x
    x = 1,238,645,223,731.94/1,276,214.04
  6. Step 6: Final answer
    x = 970,562.29

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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.