Home / 1,334,047.92-1,840,997.88-790,214.64

Finding the Fourth Proportional to 1,334,047.92, 1,840,997.88 and 790,214.64

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Solution

The fourth proportional to 1,334,047.92, 1,840,997.88 and 790,214.64 is: 1,090,503.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,047.92 : 1,840,997.88 = 790,214.64 : x
  2. Step 2: Convert to fraction form
    1,334,047.92/1,840,997.88 = 790,214.64/x
  3. Step 3: Cross multiply
    1,334,047.92x = 1,840,997.88 × 790,214.64
  4. Step 4: Simplify right side
    1,334,047.92x = 1,454,783,476,984.96
  5. Step 5: Solve for x
    x = 1,454,783,476,984.96/1,334,047.92
  6. Step 6: Final answer
    x = 1,090,503.16

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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.