Home / 1,276,385.14-1,761,411.77-695,608.41

Finding the Fourth Proportional to 1,276,385.14, 1,761,411.77 and 695,608.41

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Solution

The fourth proportional to 1,276,385.14, 1,761,411.77 and 695,608.41 is: 959,939.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,385.14 : 1,761,411.77 = 695,608.41 : x
  2. Step 2: Convert to fraction form
    1,276,385.14/1,761,411.77 = 695,608.41/x
  3. Step 3: Cross multiply
    1,276,385.14x = 1,761,411.77 × 695,608.41
  4. Step 4: Simplify right side
    1,276,385.14x = 1,225,252,840,684.99
  5. Step 5: Solve for x
    x = 1,225,252,840,684.99/1,276,385.14
  6. Step 6: Final answer
    x = 959,939.76

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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.