Home / 1,431,090.30-2,146,620.30-366,123.90

Finding the Fourth Proportional to 1,431,090.30, 2,146,620.30 and 366,123.90

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Solution

The fourth proportional to 1,431,090.30, 2,146,620.30 and 366,123.90 is: 549,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,090.30 : 2,146,620.30 = 366,123.90 : x
  2. Step 2: Convert to fraction form
    1,431,090.30/2,146,620.30 = 366,123.90/x
  3. Step 3: Cross multiply
    1,431,090.30x = 2,146,620.30 × 366,123.90
  4. Step 4: Simplify right side
    1,431,090.30x = 785,928,996,055.17
  5. Step 5: Solve for x
    x = 785,928,996,055.17/1,431,090.30
  6. Step 6: Final answer
    x = 549,181.97

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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.