Home / 1,077,394.99-1,612,100.52-863,514.22

Finding the Fourth Proportional to 1,077,394.99, 1,612,100.52 and 863,514.22

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Solution

The fourth proportional to 1,077,394.99, 1,612,100.52 and 863,514.22 is: 1,292,071.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,394.99 : 1,612,100.52 = 863,514.22 : x
  2. Step 2: Convert to fraction form
    1,077,394.99/1,612,100.52 = 863,514.22/x
  3. Step 3: Cross multiply
    1,077,394.99x = 1,612,100.52 × 863,514.22
  4. Step 4: Simplify right side
    1,077,394.99x = 1,392,071,723,089.39
  5. Step 5: Solve for x
    x = 1,392,071,723,089.39/1,077,394.99
  6. Step 6: Final answer
    x = 1,292,071.84

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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.