Home / 1,498,766.58-2,068,314.21-819,688.50

Finding the Fourth Proportional to 1,498,766.58, 2,068,314.21 and 819,688.50

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Solution

The fourth proportional to 1,498,766.58, 2,068,314.21 and 819,688.50 is: 1,131,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,766.58 : 2,068,314.21 = 819,688.50 : x
  2. Step 2: Convert to fraction form
    1,498,766.58/2,068,314.21 = 819,688.50/x
  3. Step 3: Cross multiply
    1,498,766.58x = 2,068,314.21 × 819,688.50
  4. Step 4: Simplify right side
    1,498,766.58x = 1,695,373,372,323.59
  5. Step 5: Solve for x
    x = 1,695,373,372,323.59/1,498,766.58
  6. Step 6: Final answer
    x = 1,131,179.06

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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.