Home / 881,034.30-1,321,551.45-828,546.30

Finding the Fourth Proportional to 881,034.30, 1,321,551.45 and 828,546.30

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Solution

The fourth proportional to 881,034.30, 1,321,551.45 and 828,546.30 is: 1,242,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,034.30 : 1,321,551.45 = 828,546.30 : x
  2. Step 2: Convert to fraction form
    881,034.30/1,321,551.45 = 828,546.30/x
  3. Step 3: Cross multiply
    881,034.30x = 1,321,551.45 × 828,546.30
  4. Step 4: Simplify right side
    881,034.30x = 1,094,966,564,157.14
  5. Step 5: Solve for x
    x = 1,094,966,564,157.14/881,034.30
  6. Step 6: Final answer
    x = 1,242,819.45

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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.