Home / 1,611,904.71-2,224,340.65-886,635.34

Finding the Fourth Proportional to 1,611,904.71, 2,224,340.65 and 886,635.34

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Solution

The fourth proportional to 1,611,904.71, 2,224,340.65 and 886,635.34 is: 1,223,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,904.71 : 2,224,340.65 = 886,635.34 : x
  2. Step 2: Convert to fraction form
    1,611,904.71/2,224,340.65 = 886,635.34/x
  3. Step 3: Cross multiply
    1,611,904.71x = 2,224,340.65 × 886,635.34
  4. Step 4: Simplify right side
    1,611,904.71x = 1,972,179,028,488.57
  5. Step 5: Solve for x
    x = 1,972,179,028,488.57/1,611,904.71
  6. Step 6: Final answer
    x = 1,223,508.45

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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.