Home / 3,847,792.60-5,767,881.90-1,822,476.70

Finding the Fourth Proportional to 3,847,792.60, 5,767,881.90 and 1,822,476.70

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Solution

The fourth proportional to 3,847,792.60, 5,767,881.90 and 1,822,476.70 is: 2,731,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,792.60 : 5,767,881.90 = 1,822,476.70 : x
  2. Step 2: Convert to fraction form
    3,847,792.60/5,767,881.90 = 1,822,476.70/x
  3. Step 3: Cross multiply
    3,847,792.60x = 5,767,881.90 × 1,822,476.70
  4. Step 4: Simplify right side
    3,847,792.60x = 10,511,830,371,101.73
  5. Step 5: Solve for x
    x = 10,511,830,371,101.73/3,847,792.60
  6. Step 6: Final answer
    x = 2,731,911.89

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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.