Home / 3,642,777.40-5,464,431.30-1,398,915.40

Finding the Fourth Proportional to 3,642,777.40, 5,464,431.30 and 1,398,915.40

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Solution

The fourth proportional to 3,642,777.40, 5,464,431.30 and 1,398,915.40 is: 2,098,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,777.40 : 5,464,431.30 = 1,398,915.40 : x
  2. Step 2: Convert to fraction form
    3,642,777.40/5,464,431.30 = 1,398,915.40/x
  3. Step 3: Cross multiply
    3,642,777.40x = 5,464,431.30 × 1,398,915.40
  4. Step 4: Simplify right side
    3,642,777.40x = 7,644,277,097,812.02
  5. Step 5: Solve for x
    x = 7,644,277,097,812.02/3,642,777.40
  6. Step 6: Final answer
    x = 2,098,474.94

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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.