Home / 1,276,186.92-1,761,175-703,264.02

Finding the Fourth Proportional to 1,276,186.92, 1,761,175 and 703,264.02

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Solution

The fourth proportional to 1,276,186.92, 1,761,175 and 703,264.02 is: 970,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,186.92 : 1,761,175 = 703,264.02 : x
  2. Step 2: Convert to fraction form
    1,276,186.92/1,761,175 = 703,264.02/x
  3. Step 3: Cross multiply
    1,276,186.92x = 1,761,175 × 703,264.02
  4. Step 4: Simplify right side
    1,276,186.92x = 1,238,571,010,423.50
  5. Step 5: Solve for x
    x = 1,238,571,010,423.50/1,276,186.92
  6. Step 6: Final answer
    x = 970,524.76

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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.