Home / 4,042,805.40-6,064,208.10-3,989,661.30

Finding the Fourth Proportional to 4,042,805.40, 6,064,208.10 and 3,989,661.30

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Solution

The fourth proportional to 4,042,805.40, 6,064,208.10 and 3,989,661.30 is: 5,984,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,805.40 : 6,064,208.10 = 3,989,661.30 : x
  2. Step 2: Convert to fraction form
    4,042,805.40/6,064,208.10 = 3,989,661.30/x
  3. Step 3: Cross multiply
    4,042,805.40x = 6,064,208.10 × 3,989,661.30
  4. Step 4: Simplify right side
    4,042,805.40x = 24,194,136,371,716.53
  5. Step 5: Solve for x
    x = 24,194,136,371,716.53/4,042,805.40
  6. Step 6: Final answer
    x = 5,984,491.95

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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.