Home / 1,324,005.23-1,984,452.63-612,530.39

Finding the Fourth Proportional to 1,324,005.23, 1,984,452.63 and 612,530.39

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Solution

The fourth proportional to 1,324,005.23, 1,984,452.63 and 612,530.39 is: 918,076.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,005.23 : 1,984,452.63 = 612,530.39 : x
  2. Step 2: Convert to fraction form
    1,324,005.23/1,984,452.63 = 612,530.39/x
  3. Step 3: Cross multiply
    1,324,005.23x = 1,984,452.63 × 612,530.39
  4. Step 4: Simplify right side
    1,324,005.23x = 1,215,537,533,468.16
  5. Step 5: Solve for x
    x = 1,215,537,533,468.16/1,324,005.23
  6. Step 6: Final answer
    x = 918,076.08

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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.