Home / 2,666,211.40-3,999,917.34-844,686.17

Finding the Fourth Proportional to 2,666,211.40, 3,999,917.34 and 844,686.17

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Solution

The fourth proportional to 2,666,211.40, 3,999,917.34 and 844,686.17 is: 1,267,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,211.40 : 3,999,917.34 = 844,686.17 : x
  2. Step 2: Convert to fraction form
    2,666,211.40/3,999,917.34 = 844,686.17/x
  3. Step 3: Cross multiply
    2,666,211.40x = 3,999,917.34 × 844,686.17
  4. Step 4: Simplify right side
    2,666,211.40x = 3,378,674,838,241.60
  5. Step 5: Solve for x
    x = 3,378,674,838,241.60/2,666,211.40
  6. Step 6: Final answer
    x = 1,267,219.41

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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.