Home / 1,603,210.32-2,404,932.12-538,243.38

Finding the Fourth Proportional to 1,603,210.32, 2,404,932.12 and 538,243.38

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Solution

The fourth proportional to 1,603,210.32, 2,404,932.12 and 538,243.38 is: 807,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,210.32 : 2,404,932.12 = 538,243.38 : x
  2. Step 2: Convert to fraction form
    1,603,210.32/2,404,932.12 = 538,243.38/x
  3. Step 3: Cross multiply
    1,603,210.32x = 2,404,932.12 × 538,243.38
  4. Step 4: Simplify right side
    1,603,210.32x = 1,294,438,792,939.37
  5. Step 5: Solve for x
    x = 1,294,438,792,939.37/1,603,210.32
  6. Step 6: Final answer
    x = 807,404.23

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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.