Home / 808,847.40-1,215,603.90-706,204.20

Finding the Fourth Proportional to 808,847.40, 1,215,603.90 and 706,204.20

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Solution

The fourth proportional to 808,847.40, 1,215,603.90 and 706,204.20 is: 1,061,343.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,847.40 : 1,215,603.90 = 706,204.20 : x
  2. Step 2: Convert to fraction form
    808,847.40/1,215,603.90 = 706,204.20/x
  3. Step 3: Cross multiply
    808,847.40x = 1,215,603.90 × 706,204.20
  4. Step 4: Simplify right side
    808,847.40x = 858,464,579,716.38
  5. Step 5: Solve for x
    x = 858,464,579,716.38/808,847.40
  6. Step 6: Final answer
    x = 1,061,343.07

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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.