Home / 1,760,343.30-2,640,601.35-920,535.30

Finding the Fourth Proportional to 1,760,343.30, 2,640,601.35 and 920,535.30

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Solution

The fourth proportional to 1,760,343.30, 2,640,601.35 and 920,535.30 is: 1,380,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,343.30 : 2,640,601.35 = 920,535.30 : x
  2. Step 2: Convert to fraction form
    1,760,343.30/2,640,601.35 = 920,535.30/x
  3. Step 3: Cross multiply
    1,760,343.30x = 2,640,601.35 × 920,535.30
  4. Step 4: Simplify right side
    1,760,343.30x = 2,430,766,755,902.66
  5. Step 5: Solve for x
    x = 2,430,766,755,902.66/1,760,343.30
  6. Step 6: Final answer
    x = 1,380,848.13

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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.