Home / 2,219,881.64-3,063,436.58-1,201,286.39

Finding the Fourth Proportional to 2,219,881.64, 3,063,436.58 and 1,201,286.39

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Solution

The fourth proportional to 2,219,881.64, 3,063,436.58 and 1,201,286.39 is: 1,657,775.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,881.64 : 3,063,436.58 = 1,201,286.39 : x
  2. Step 2: Convert to fraction form
    2,219,881.64/3,063,436.58 = 1,201,286.39/x
  3. Step 3: Cross multiply
    2,219,881.64x = 3,063,436.58 × 1,201,286.39
  4. Step 4: Simplify right side
    2,219,881.64x = 3,680,064,648,858.53
  5. Step 5: Solve for x
    x = 3,680,064,648,858.53/2,219,881.64
  6. Step 6: Final answer
    x = 1,657,775.17

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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.