Home / 1,639,625.58-2,262,686.31-914,520.03

Finding the Fourth Proportional to 1,639,625.58, 2,262,686.31 and 914,520.03

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Solution

The fourth proportional to 1,639,625.58, 2,262,686.31 and 914,520.03 is: 1,262,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,625.58 : 2,262,686.31 = 914,520.03 : x
  2. Step 2: Convert to fraction form
    1,639,625.58/2,262,686.31 = 914,520.03/x
  3. Step 3: Cross multiply
    1,639,625.58x = 2,262,686.31 × 914,520.03
  4. Step 4: Simplify right side
    1,639,625.58x = 2,069,271,952,101.79
  5. Step 5: Solve for x
    x = 2,069,271,952,101.79/1,639,625.58
  6. Step 6: Final answer
    x = 1,262,039.32

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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.