Home / 1,276,464.45-1,761,498.14-695,692.83

Finding the Fourth Proportional to 1,276,464.45, 1,761,498.14 and 695,692.83

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Solution

The fourth proportional to 1,276,464.45, 1,761,498.14 and 695,692.83 is: 960,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,464.45 : 1,761,498.14 = 695,692.83 : x
  2. Step 2: Convert to fraction form
    1,276,464.45/1,761,498.14 = 695,692.83/x
  3. Step 3: Cross multiply
    1,276,464.45x = 1,761,498.14 × 695,692.83
  4. Step 4: Simplify right side
    1,276,464.45x = 1,225,461,622,577.87
  5. Step 5: Solve for x
    x = 1,225,461,622,577.87/1,276,464.45
  6. Step 6: Final answer
    x = 960,043.68

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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.