Home / 1,248,774.82-1,872,834.03-538,644.98

Finding the Fourth Proportional to 1,248,774.82, 1,872,834.03 and 538,644.98

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Solution

The fourth proportional to 1,248,774.82, 1,872,834.03 and 538,644.98 is: 807,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,774.82 : 1,872,834.03 = 538,644.98 : x
  2. Step 2: Convert to fraction form
    1,248,774.82/1,872,834.03 = 538,644.98/x
  3. Step 3: Cross multiply
    1,248,774.82x = 1,872,834.03 × 538,644.98
  4. Step 4: Simplify right side
    1,248,774.82x = 1,008,792,648,632.67
  5. Step 5: Solve for x
    x = 1,008,792,648,632.67/1,248,774.82
  6. Step 6: Final answer
    x = 807,825.90

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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.