Home / 1,365,217.90-2,049,382.05-804,568.30

Finding the Fourth Proportional to 1,365,217.90, 2,049,382.05 and 804,568.30

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Solution

The fourth proportional to 1,365,217.90, 2,049,382.05 and 804,568.30 is: 1,207,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,217.90 : 2,049,382.05 = 804,568.30 : x
  2. Step 2: Convert to fraction form
    1,365,217.90/2,049,382.05 = 804,568.30/x
  3. Step 3: Cross multiply
    1,365,217.90x = 2,049,382.05 × 804,568.30
  4. Step 4: Simplify right side
    1,365,217.90x = 1,648,867,832,019.02
  5. Step 5: Solve for x
    x = 1,648,867,832,019.02/1,365,217.90
  6. Step 6: Final answer
    x = 1,207,768.98

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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.