Home / 1,571,334.12-2,168,279.28-882,896.49

Finding the Fourth Proportional to 1,571,334.12, 2,168,279.28 and 882,896.49

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Solution

The fourth proportional to 1,571,334.12, 2,168,279.28 and 882,896.49 is: 1,218,306.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,334.12 : 2,168,279.28 = 882,896.49 : x
  2. Step 2: Convert to fraction form
    1,571,334.12/2,168,279.28 = 882,896.49/x
  3. Step 3: Cross multiply
    1,571,334.12x = 2,168,279.28 × 882,896.49
  4. Step 4: Simplify right side
    1,571,334.12x = 1,914,366,165,651.73
  5. Step 5: Solve for x
    x = 1,914,366,165,651.73/1,571,334.12
  6. Step 6: Final answer
    x = 1,218,306.24

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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.