Home / 2,049,681.70-3,074,522.55-719,985.70

Finding the Fourth Proportional to 2,049,681.70, 3,074,522.55 and 719,985.70

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Solution

The fourth proportional to 2,049,681.70, 3,074,522.55 and 719,985.70 is: 1,079,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,681.70 : 3,074,522.55 = 719,985.70 : x
  2. Step 2: Convert to fraction form
    2,049,681.70/3,074,522.55 = 719,985.70/x
  3. Step 3: Cross multiply
    2,049,681.70x = 3,074,522.55 × 719,985.70
  4. Step 4: Simplify right side
    2,049,681.70x = 2,213,612,270,327.53
  5. Step 5: Solve for x
    x = 2,213,612,270,327.53/2,049,681.70
  6. Step 6: Final answer
    x = 1,079,978.55

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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.