Home / 1,263,404.52-1,894,899.15-453,621.30

Finding the Fourth Proportional to 1,263,404.52, 1,894,899.15 and 453,621.30

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Solution

The fourth proportional to 1,263,404.52, 1,894,899.15 and 453,621.30 is: 680,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,404.52 : 1,894,899.15 = 453,621.30 : x
  2. Step 2: Convert to fraction form
    1,263,404.52/1,894,899.15 = 453,621.30/x
  3. Step 3: Cross multiply
    1,263,404.52x = 1,894,899.15 × 453,621.30
  4. Step 4: Simplify right side
    1,263,404.52x = 859,566,615,791.90
  5. Step 5: Solve for x
    x = 859,566,615,791.90/1,263,404.52
  6. Step 6: Final answer
    x = 680,357.40

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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.