Home / 4,198,905.40-6,298,358.10-1,802,342.20

Finding the Fourth Proportional to 4,198,905.40, 6,298,358.10 and 1,802,342.20

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Solution

The fourth proportional to 4,198,905.40, 6,298,358.10 and 1,802,342.20 is: 2,703,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198,905.40 : 6,298,358.10 = 1,802,342.20 : x
  2. Step 2: Convert to fraction form
    4,198,905.40/6,298,358.10 = 1,802,342.20/x
  3. Step 3: Cross multiply
    4,198,905.40x = 6,298,358.10 × 1,802,342.20
  4. Step 4: Simplify right side
    4,198,905.40x = 11,351,796,594,341.82
  5. Step 5: Solve for x
    x = 11,351,796,594,341.82/4,198,905.40
  6. Step 6: Final answer
    x = 2,703,513.30

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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.