Home / 1,026,686.90-1,539,912.70-268,601.53

Finding the Fourth Proportional to 1,026,686.90, 1,539,912.70 and 268,601.53

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Solution

The fourth proportional to 1,026,686.90, 1,539,912.70 and 268,601.53 is: 402,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,686.90 : 1,539,912.70 = 268,601.53 : x
  2. Step 2: Convert to fraction form
    1,026,686.90/1,539,912.70 = 268,601.53/x
  3. Step 3: Cross multiply
    1,026,686.90x = 1,539,912.70 × 268,601.53
  4. Step 4: Simplify right side
    1,026,686.90x = 413,622,899,586.87
  5. Step 5: Solve for x
    x = 413,622,899,586.87/1,026,686.90
  6. Step 6: Final answer
    x = 402,871.51

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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.