Home / 1,183,248.30-1,774,872.45-810,000.30

Finding the Fourth Proportional to 1,183,248.30, 1,774,872.45 and 810,000.30

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Solution

The fourth proportional to 1,183,248.30, 1,774,872.45 and 810,000.30 is: 1,215,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,248.30 : 1,774,872.45 = 810,000.30 : x
  2. Step 2: Convert to fraction form
    1,183,248.30/1,774,872.45 = 810,000.30/x
  3. Step 3: Cross multiply
    1,183,248.30x = 1,774,872.45 × 810,000.30
  4. Step 4: Simplify right side
    1,183,248.30x = 1,437,647,216,961.74
  5. Step 5: Solve for x
    x = 1,437,647,216,961.74/1,183,248.30
  6. Step 6: Final answer
    x = 1,215,000.45

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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.