Home / 1,127,261.61-1,690,878.01-274,334.73

Finding the Fourth Proportional to 1,127,261.61, 1,690,878.01 and 274,334.73

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Solution

The fourth proportional to 1,127,261.61, 1,690,878.01 and 274,334.73 is: 411,498.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,261.61 : 1,690,878.01 = 274,334.73 : x
  2. Step 2: Convert to fraction form
    1,127,261.61/1,690,878.01 = 274,334.73/x
  3. Step 3: Cross multiply
    1,127,261.61x = 1,690,878.01 × 274,334.73
  4. Step 4: Simplify right side
    1,127,261.61x = 463,866,562,336.29
  5. Step 5: Solve for x
    x = 463,866,562,336.29/1,127,261.61
  6. Step 6: Final answer
    x = 411,498.59

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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.