Home / 1,917,649.26-2,875,726.36-718,917.50

Finding the Fourth Proportional to 1,917,649.26, 2,875,726.36 and 718,917.50

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Solution

The fourth proportional to 1,917,649.26, 2,875,726.36 and 718,917.50 is: 1,078,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,649.26 : 2,875,726.36 = 718,917.50 : x
  2. Step 2: Convert to fraction form
    1,917,649.26/2,875,726.36 = 718,917.50/x
  3. Step 3: Cross multiply
    1,917,649.26x = 2,875,726.36 × 718,917.50
  4. Step 4: Simplify right side
    1,917,649.26x = 2,067,410,005,415.30
  5. Step 5: Solve for x
    x = 2,067,410,005,415.30/1,917,649.26
  6. Step 6: Final answer
    x = 1,078,096.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.