Home / 1,838,519.77-2,757,780.47-576,445.81

Finding the Fourth Proportional to 1,838,519.77, 2,757,780.47 and 576,445.81

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Solution

The fourth proportional to 1,838,519.77, 2,757,780.47 and 576,445.81 is: 864,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,519.77 : 2,757,780.47 = 576,445.81 : x
  2. Step 2: Convert to fraction form
    1,838,519.77/2,757,780.47 = 576,445.81/x
  3. Step 3: Cross multiply
    1,838,519.77x = 2,757,780.47 × 576,445.81
  4. Step 4: Simplify right side
    1,838,519.77x = 1,589,710,996,831.33
  5. Step 5: Solve for x
    x = 1,589,710,996,831.33/1,838,519.77
  6. Step 6: Final answer
    x = 864,668.97

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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.