Home / 1,276,073.03-1,761,104.88-953,222.63

Finding the Fourth Proportional to 1,276,073.03, 1,761,104.88 and 953,222.63

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Solution

The fourth proportional to 1,276,073.03, 1,761,104.88 and 953,222.63 is: 1,315,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,073.03 : 1,761,104.88 = 953,222.63 : x
  2. Step 2: Convert to fraction form
    1,276,073.03/1,761,104.88 = 953,222.63/x
  3. Step 3: Cross multiply
    1,276,073.03x = 1,761,104.88 × 953,222.63
  4. Step 4: Simplify right side
    1,276,073.03x = 1,678,725,016,613.91
  5. Step 5: Solve for x
    x = 1,678,725,016,613.91/1,276,073.03
  6. Step 6: Final answer
    x = 1,315,539.93

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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.