Home / 1,027,445.91-1,418,445.44-619,651.48

Finding the Fourth Proportional to 1,027,445.91, 1,418,445.44 and 619,651.48

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Solution

The fourth proportional to 1,027,445.91, 1,418,445.44 and 619,651.48 is: 855,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,445.91 : 1,418,445.44 = 619,651.48 : x
  2. Step 2: Convert to fraction form
    1,027,445.91/1,418,445.44 = 619,651.48/x
  3. Step 3: Cross multiply
    1,027,445.91x = 1,418,445.44 × 619,651.48
  4. Step 4: Simplify right side
    1,027,445.91x = 878,941,806,004.77
  5. Step 5: Solve for x
    x = 878,941,806,004.77/1,027,445.91
  6. Step 6: Final answer
    x = 855,462.85

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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.