Home / 2,126,711.70-3,190,359.15-706,619.70

Finding the Fourth Proportional to 2,126,711.70, 3,190,359.15 and 706,619.70

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Solution

The fourth proportional to 2,126,711.70, 3,190,359.15 and 706,619.70 is: 1,060,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,711.70 : 3,190,359.15 = 706,619.70 : x
  2. Step 2: Convert to fraction form
    2,126,711.70/3,190,359.15 = 706,619.70/x
  3. Step 3: Cross multiply
    2,126,711.70x = 3,190,359.15 × 706,619.70
  4. Step 4: Simplify right side
    2,126,711.70x = 2,254,370,625,465.26
  5. Step 5: Solve for x
    x = 2,254,370,625,465.26/2,126,711.70
  6. Step 6: Final answer
    x = 1,060,026.44

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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.