Home / 1,372,902.40-2,059,431.84-461,719.04

Finding the Fourth Proportional to 1,372,902.40, 2,059,431.84 and 461,719.04

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Solution

The fourth proportional to 1,372,902.40, 2,059,431.84 and 461,719.04 is: 692,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,902.40 : 2,059,431.84 = 461,719.04 : x
  2. Step 2: Convert to fraction form
    1,372,902.40/2,059,431.84 = 461,719.04/x
  3. Step 3: Cross multiply
    1,372,902.40x = 2,059,431.84 × 461,719.04
  4. Step 4: Simplify right side
    1,372,902.40x = 950,878,892,110.23
  5. Step 5: Solve for x
    x = 950,878,892,110.23/1,372,902.40
  6. Step 6: Final answer
    x = 692,604.87

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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.