Home / 1,618,742.57-2,427,543.84-538,961.96

Finding the Fourth Proportional to 1,618,742.57, 2,427,543.84 and 538,961.96

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Solution

The fourth proportional to 1,618,742.57, 2,427,543.84 and 538,961.96 is: 808,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,742.57 : 2,427,543.84 = 538,961.96 : x
  2. Step 2: Convert to fraction form
    1,618,742.57/2,427,543.84 = 538,961.96/x
  3. Step 3: Cross multiply
    1,618,742.57x = 2,427,543.84 × 538,961.96
  4. Step 4: Simplify right side
    1,618,742.57x = 1,308,353,785,992.33
  5. Step 5: Solve for x
    x = 1,308,353,785,992.33/1,618,742.57
  6. Step 6: Final answer
    x = 808,253.15

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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.