Home / 1,640,019.52-2,460,204.24-693,485.92

Finding the Fourth Proportional to 1,640,019.52, 2,460,204.24 and 693,485.92

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Solution

The fourth proportional to 1,640,019.52, 2,460,204.24 and 693,485.92 is: 1,040,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,019.52 : 2,460,204.24 = 693,485.92 : x
  2. Step 2: Convert to fraction form
    1,640,019.52/2,460,204.24 = 693,485.92/x
  3. Step 3: Cross multiply
    1,640,019.52x = 2,460,204.24 × 693,485.92
  4. Step 4: Simplify right side
    1,640,019.52x = 1,706,117,000,764.30
  5. Step 5: Solve for x
    x = 1,706,117,000,764.30/1,640,019.52
  6. Step 6: Final answer
    x = 1,040,302.86

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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.