Home / 1,947,892.60-2,921,838.90-1,616,116.60

Finding the Fourth Proportional to 1,947,892.60, 2,921,838.90 and 1,616,116.60

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Solution

The fourth proportional to 1,947,892.60, 2,921,838.90 and 1,616,116.60 is: 2,424,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,892.60 : 2,921,838.90 = 1,616,116.60 : x
  2. Step 2: Convert to fraction form
    1,947,892.60/2,921,838.90 = 1,616,116.60/x
  3. Step 3: Cross multiply
    1,947,892.60x = 2,921,838.90 × 1,616,116.60
  4. Step 4: Simplify right side
    1,947,892.60x = 4,722,032,348,815.74
  5. Step 5: Solve for x
    x = 4,722,032,348,815.74/1,947,892.60
  6. Step 6: Final answer
    x = 2,424,174.90

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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.