Home / 4,651,721.82-6,980,289.93-1,955,851.74

Finding the Fourth Proportional to 4,651,721.82, 6,980,289.93 and 1,955,851.74

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Solution

The fourth proportional to 4,651,721.82, 6,980,289.93 and 1,955,851.74 is: 2,934,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,721.82 : 6,980,289.93 = 1,955,851.74 : x
  2. Step 2: Convert to fraction form
    4,651,721.82/6,980,289.93 = 1,955,851.74/x
  3. Step 3: Cross multiply
    4,651,721.82x = 6,980,289.93 × 1,955,851.74
  4. Step 4: Simplify right side
    4,651,721.82x = 13,652,412,205,294.98
  5. Step 5: Solve for x
    x = 13,652,412,205,294.98/4,651,721.82
  6. Step 6: Final answer
    x = 2,934,915.87

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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.