Home / 1,603,210.82-2,404,932.87-538,243.88

Finding the Fourth Proportional to 1,603,210.82, 2,404,932.87 and 538,243.88

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Solution

The fourth proportional to 1,603,210.82, 2,404,932.87 and 538,243.88 is: 807,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,210.82 : 2,404,932.87 = 538,243.88 : x
  2. Step 2: Convert to fraction form
    1,603,210.82/2,404,932.87 = 538,243.88/x
  3. Step 3: Cross multiply
    1,603,210.82x = 2,404,932.87 × 538,243.88
  4. Step 4: Simplify right side
    1,603,210.82x = 1,294,440,399,088.34
  5. Step 5: Solve for x
    x = 1,294,440,399,088.34/1,603,210.82
  6. Step 6: Final answer
    x = 807,404.98

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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.