Home / 2,657,188.76-3,665,283.90-1,893,489.08

Finding the Fourth Proportional to 2,657,188.76, 3,665,283.90 and 1,893,489.08

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Solution

The fourth proportional to 2,657,188.76, 3,665,283.90 and 1,893,489.08 is: 2,611,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,188.76 : 3,665,283.90 = 1,893,489.08 : x
  2. Step 2: Convert to fraction form
    2,657,188.76/3,665,283.90 = 1,893,489.08/x
  3. Step 3: Cross multiply
    2,657,188.76x = 3,665,283.90 × 1,893,489.08
  4. Step 4: Simplify right side
    2,657,188.76x = 6,940,175,039,749.81
  5. Step 5: Solve for x
    x = 6,940,175,039,749.81/2,657,188.76
  6. Step 6: Final answer
    x = 2,611,848.71

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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.