Home / 1,276,505.19-1,761,553.89-695,733.35

Finding the Fourth Proportional to 1,276,505.19, 1,761,553.89 and 695,733.35

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Solution

The fourth proportional to 1,276,505.19, 1,761,553.89 and 695,733.35 is: 960,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,505.19 : 1,761,553.89 = 695,733.35 : x
  2. Step 2: Convert to fraction form
    1,276,505.19/1,761,553.89 = 695,733.35/x
  3. Step 3: Cross multiply
    1,276,505.19x = 1,761,553.89 × 695,733.35
  4. Step 4: Simplify right side
    1,276,505.19x = 1,225,571,780,287.46
  5. Step 5: Solve for x
    x = 1,225,571,780,287.46/1,276,505.19
  6. Step 6: Final answer
    x = 960,099.33

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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.