Home / 1,663,127.82-2,494,669.82-400,945.32

Finding the Fourth Proportional to 1,663,127.82, 2,494,669.82 and 400,945.32

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Solution

The fourth proportional to 1,663,127.82, 2,494,669.82 and 400,945.32 is: 601,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,127.82 : 2,494,669.82 = 400,945.32 : x
  2. Step 2: Convert to fraction form
    1,663,127.82/2,494,669.82 = 400,945.32/x
  3. Step 3: Cross multiply
    1,663,127.82x = 2,494,669.82 × 400,945.32
  4. Step 4: Simplify right side
    1,663,127.82x = 1,000,226,189,274.24
  5. Step 5: Solve for x
    x = 1,000,226,189,274.24/1,663,127.82
  6. Step 6: Final answer
    x = 601,412.70

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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.