Home / 1,127,953.20-1,691,536.26-453,859.86

Finding the Fourth Proportional to 1,127,953.20, 1,691,536.26 and 453,859.86

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Solution

The fourth proportional to 1,127,953.20, 1,691,536.26 and 453,859.86 is: 680,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,953.20 : 1,691,536.26 = 453,859.86 : x
  2. Step 2: Convert to fraction form
    1,127,953.20/1,691,536.26 = 453,859.86/x
  3. Step 3: Cross multiply
    1,127,953.20x = 1,691,536.26 × 453,859.86
  4. Step 4: Simplify right side
    1,127,953.20x = 767,720,410,148.52
  5. Step 5: Solve for x
    x = 767,720,410,148.52/1,127,953.20
  6. Step 6: Final answer
    x = 680,631.44

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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.