Home / 1,803,831.53-2,489,288.56-988,048.83

Finding the Fourth Proportional to 1,803,831.53, 2,489,288.56 and 988,048.83

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Solution

The fourth proportional to 1,803,831.53, 2,489,288.56 and 988,048.83 is: 1,363,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,831.53 : 2,489,288.56 = 988,048.83 : x
  2. Step 2: Convert to fraction form
    1,803,831.53/2,489,288.56 = 988,048.83/x
  3. Step 3: Cross multiply
    1,803,831.53x = 2,489,288.56 × 988,048.83
  4. Step 4: Simplify right side
    1,803,831.53x = 2,459,538,656,105.09
  5. Step 5: Solve for x
    x = 2,459,538,656,105.09/1,803,831.53
  6. Step 6: Final answer
    x = 1,363,507.97

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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.