Home / 1,017,628.34-1,526,474.90-511,912.94

Finding the Fourth Proportional to 1,017,628.34, 1,526,474.90 and 511,912.94

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Solution

The fourth proportional to 1,017,628.34, 1,526,474.90 and 511,912.94 is: 767,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,628.34 : 1,526,474.90 = 511,912.94 : x
  2. Step 2: Convert to fraction form
    1,017,628.34/1,526,474.90 = 511,912.94/x
  3. Step 3: Cross multiply
    1,017,628.34x = 1,526,474.90 × 511,912.94
  4. Step 4: Simplify right side
    1,017,628.34x = 781,422,247,542.61
  5. Step 5: Solve for x
    x = 781,422,247,542.61/1,017,628.34
  6. Step 6: Final answer
    x = 767,885.70

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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.