Home / 1,489,002.71-2,227,867.77-882,116.81

Finding the Fourth Proportional to 1,489,002.71, 2,227,867.77 and 882,116.81

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Solution

The fourth proportional to 1,489,002.71, 2,227,867.77 and 882,116.81 is: 1,319,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,002.71 : 2,227,867.77 = 882,116.81 : x
  2. Step 2: Convert to fraction form
    1,489,002.71/2,227,867.77 = 882,116.81/x
  3. Step 3: Cross multiply
    1,489,002.71x = 2,227,867.77 × 882,116.81
  4. Step 4: Simplify right side
    1,489,002.71x = 1,965,239,615,943.88
  5. Step 5: Solve for x
    x = 1,965,239,615,943.88/1,489,002.71
  6. Step 6: Final answer
    x = 1,319,836.16

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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.