Home / 3,339,774.78-4,608,890.91-1,811,881.50

Finding the Fourth Proportional to 3,339,774.78, 4,608,890.91 and 1,811,881.50

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Solution

The fourth proportional to 3,339,774.78, 4,608,890.91 and 1,811,881.50 is: 2,500,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,774.78 : 4,608,890.91 = 1,811,881.50 : x
  2. Step 2: Convert to fraction form
    3,339,774.78/4,608,890.91 = 1,811,881.50/x
  3. Step 3: Cross multiply
    3,339,774.78x = 4,608,890.91 × 1,811,881.50
  4. Step 4: Simplify right side
    3,339,774.78x = 8,350,764,175,347.17
  5. Step 5: Solve for x
    x = 8,350,764,175,347.17/3,339,774.78
  6. Step 6: Final answer
    x = 2,500,397.40

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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.