Home / 1,533,668.22-2,116,470.54-889,470.36

Finding the Fourth Proportional to 1,533,668.22, 2,116,470.54 and 889,470.36

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Solution

The fourth proportional to 1,533,668.22, 2,116,470.54 and 889,470.36 is: 1,227,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,668.22 : 2,116,470.54 = 889,470.36 : x
  2. Step 2: Convert to fraction form
    1,533,668.22/2,116,470.54 = 889,470.36/x
  3. Step 3: Cross multiply
    1,533,668.22x = 2,116,470.54 × 889,470.36
  4. Step 4: Simplify right side
    1,533,668.22x = 1,882,537,813,143.19
  5. Step 5: Solve for x
    x = 1,882,537,813,143.19/1,533,668.22
  6. Step 6: Final answer
    x = 1,227,473.97

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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.