Home / 2,905,834.80-4,010,076.60-1,616,823.60

Finding the Fourth Proportional to 2,905,834.80, 4,010,076.60 and 1,616,823.60

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Solution

The fourth proportional to 2,905,834.80, 4,010,076.60 and 1,616,823.60 is: 2,231,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,834.80 : 4,010,076.60 = 1,616,823.60 : x
  2. Step 2: Convert to fraction form
    2,905,834.80/4,010,076.60 = 1,616,823.60/x
  3. Step 3: Cross multiply
    2,905,834.80x = 4,010,076.60 × 1,616,823.60
  4. Step 4: Simplify right side
    2,905,834.80x = 6,483,586,484,687.76
  5. Step 5: Solve for x
    x = 6,483,586,484,687.76/2,905,834.80
  6. Step 6: Final answer
    x = 2,231,230.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.