Home / 4,940,661.40-7,411,337.70-1,948,456.60

Finding the Fourth Proportional to 4,940,661.40, 7,411,337.70 and 1,948,456.60

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Solution

The fourth proportional to 4,940,661.40, 7,411,337.70 and 1,948,456.60 is: 2,922,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,661.40 : 7,411,337.70 = 1,948,456.60 : x
  2. Step 2: Convert to fraction form
    4,940,661.40/7,411,337.70 = 1,948,456.60/x
  3. Step 3: Cross multiply
    4,940,661.40x = 7,411,337.70 × 1,948,456.60
  4. Step 4: Simplify right side
    4,940,661.40x = 14,440,669,856,393.82
  5. Step 5: Solve for x
    x = 14,440,669,856,393.82/4,940,661.40
  6. Step 6: Final answer
    x = 2,922,821.19

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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.