Home / 1,109,739.52-1,531,276.35-673,930.24

Finding the Fourth Proportional to 1,109,739.52, 1,531,276.35 and 673,930.24

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Solution

The fourth proportional to 1,109,739.52, 1,531,276.35 and 673,930.24 is: 929,924.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,739.52 : 1,531,276.35 = 673,930.24 : x
  2. Step 2: Convert to fraction form
    1,109,739.52/1,531,276.35 = 673,930.24/x
  3. Step 3: Cross multiply
    1,109,739.52x = 1,531,276.35 × 673,930.24
  4. Step 4: Simplify right side
    1,109,739.52x = 1,031,973,438,061.82
  5. Step 5: Solve for x
    x = 1,031,973,438,061.82/1,109,739.52
  6. Step 6: Final answer
    x = 929,924.02

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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.