Home / 1,185,302.43-1,777,773.18-386,582.69

Finding the Fourth Proportional to 1,185,302.43, 1,777,773.18 and 386,582.69

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Solution

The fourth proportional to 1,185,302.43, 1,777,773.18 and 386,582.69 is: 579,815.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,302.43 : 1,777,773.18 = 386,582.69 : x
  2. Step 2: Convert to fraction form
    1,185,302.43/1,777,773.18 = 386,582.69/x
  3. Step 3: Cross multiply
    1,185,302.43x = 1,777,773.18 × 386,582.69
  4. Step 4: Simplify right side
    1,185,302.43x = 687,256,338,134.25
  5. Step 5: Solve for x
    x = 687,256,338,134.25/1,185,302.43
  6. Step 6: Final answer
    x = 579,815.18

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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.