Home / 1,924,805.70-2,656,294.56-1,108,945.35

Finding the Fourth Proportional to 1,924,805.70, 2,656,294.56 and 1,108,945.35

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Solution

The fourth proportional to 1,924,805.70, 2,656,294.56 and 1,108,945.35 is: 1,530,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,805.70 : 2,656,294.56 = 1,108,945.35 : x
  2. Step 2: Convert to fraction form
    1,924,805.70/2,656,294.56 = 1,108,945.35/x
  3. Step 3: Cross multiply
    1,924,805.70x = 2,656,294.56 × 1,108,945.35
  4. Step 4: Simplify right side
    1,924,805.70x = 2,945,685,500,542.30
  5. Step 5: Solve for x
    x = 2,945,685,500,542.30/1,924,805.70
  6. Step 6: Final answer
    x = 1,530,380.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.