Home / 2,101,606.30-3,152,852.32-681,551.66

Finding the Fourth Proportional to 2,101,606.30, 3,152,852.32 and 681,551.66

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Solution

The fourth proportional to 2,101,606.30, 3,152,852.32 and 681,551.66 is: 1,022,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,606.30 : 3,152,852.32 = 681,551.66 : x
  2. Step 2: Convert to fraction form
    2,101,606.30/3,152,852.32 = 681,551.66/x
  3. Step 3: Cross multiply
    2,101,606.30x = 3,152,852.32 × 681,551.66
  4. Step 4: Simplify right side
    2,101,606.30x = 2,148,831,732,430.85
  5. Step 5: Solve for x
    x = 2,148,831,732,430.85/2,101,606.30
  6. Step 6: Final answer
    x = 1,022,471.11

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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.