Home / 2,812,814.42-3,881,702.53-1,523,654.80

Finding the Fourth Proportional to 2,812,814.42, 3,881,702.53 and 1,523,654.80

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Solution

The fourth proportional to 2,812,814.42, 3,881,702.53 and 1,523,654.80 is: 2,102,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,814.42 : 3,881,702.53 = 1,523,654.80 : x
  2. Step 2: Convert to fraction form
    2,812,814.42/3,881,702.53 = 1,523,654.80/x
  3. Step 3: Cross multiply
    2,812,814.42x = 3,881,702.53 × 1,523,654.80
  4. Step 4: Simplify right side
    2,812,814.42x = 5,914,374,678,493.25
  5. Step 5: Solve for x
    x = 5,914,374,678,493.25/2,812,814.42
  6. Step 6: Final answer
    x = 2,102,653.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.