Home / 982,782.72-1,472,638.32-683,847.36

Finding the Fourth Proportional to 982,782.72, 1,472,638.32 and 683,847.36

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Solution

The fourth proportional to 982,782.72, 1,472,638.32 and 683,847.36 is: 1,024,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,782.72 : 1,472,638.32 = 683,847.36 : x
  2. Step 2: Convert to fraction form
    982,782.72/1,472,638.32 = 683,847.36/x
  3. Step 3: Cross multiply
    982,782.72x = 1,472,638.32 × 683,847.36
  4. Step 4: Simplify right side
    982,782.72x = 1,007,059,827,366.84
  5. Step 5: Solve for x
    x = 1,007,059,827,366.84/982,782.72
  6. Step 6: Final answer
    x = 1,024,702.42

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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.