Home / 2,538,108-3,807,265.68-644,898.24

Finding the Fourth Proportional to 2,538,108, 3,807,265.68 and 644,898.24

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Solution

The fourth proportional to 2,538,108, 3,807,265.68 and 644,898.24 is: 967,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,108 : 3,807,265.68 = 644,898.24 : x
  2. Step 2: Convert to fraction form
    2,538,108/3,807,265.68 = 644,898.24/x
  3. Step 3: Cross multiply
    2,538,108x = 3,807,265.68 × 644,898.24
  4. Step 4: Simplify right side
    2,538,108x = 2,455,298,936,244.40
  5. Step 5: Solve for x
    x = 2,455,298,936,244.40/2,538,108
  6. Step 6: Final answer
    x = 967,373.70

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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.