Home / 1,446,502.88-2,169,900.12-381,618.56

Finding the Fourth Proportional to 1,446,502.88, 2,169,900.12 and 381,618.56

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Solution

The fourth proportional to 1,446,502.88, 2,169,900.12 and 381,618.56 is: 572,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,502.88 : 2,169,900.12 = 381,618.56 : x
  2. Step 2: Convert to fraction form
    1,446,502.88/2,169,900.12 = 381,618.56/x
  3. Step 3: Cross multiply
    1,446,502.88x = 2,169,900.12 × 381,618.56
  4. Step 4: Simplify right side
    1,446,502.88x = 828,074,159,138.23
  5. Step 5: Solve for x
    x = 828,074,159,138.23/1,446,502.88
  6. Step 6: Final answer
    x = 572,466.31

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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.