Home / 1,412,291.70-1,948,996.08-800,506.80

Finding the Fourth Proportional to 1,412,291.70, 1,948,996.08 and 800,506.80

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Solution

The fourth proportional to 1,412,291.70, 1,948,996.08 and 800,506.80 is: 1,104,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,291.70 : 1,948,996.08 = 800,506.80 : x
  2. Step 2: Convert to fraction form
    1,412,291.70/1,948,996.08 = 800,506.80/x
  3. Step 3: Cross multiply
    1,412,291.70x = 1,948,996.08 × 800,506.80
  4. Step 4: Simplify right side
    1,412,291.70x = 1,560,184,615,213.34
  5. Step 5: Solve for x
    x = 1,560,184,615,213.34/1,412,291.70
  6. Step 6: Final answer
    x = 1,104,718.39

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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.