Home / 1,446,177.60-2,169,081.12-381,303.36

Finding the Fourth Proportional to 1,446,177.60, 2,169,081.12 and 381,303.36

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Solution

The fourth proportional to 1,446,177.60, 2,169,081.12 and 381,303.36 is: 571,906.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,177.60 : 2,169,081.12 = 381,303.36 : x
  2. Step 2: Convert to fraction form
    1,446,177.60/2,169,081.12 = 381,303.36/x
  3. Step 3: Cross multiply
    1,446,177.60x = 2,169,081.12 × 381,303.36
  4. Step 4: Simplify right side
    1,446,177.60x = 827,077,919,168.56
  5. Step 5: Solve for x
    x = 827,077,919,168.56/1,446,177.60
  6. Step 6: Final answer
    x = 571,906.19

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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.