Home / 1,616,509.80-2,424,764.70-1,214,976.60

Finding the Fourth Proportional to 1,616,509.80, 2,424,764.70 and 1,214,976.60

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Solution

The fourth proportional to 1,616,509.80, 2,424,764.70 and 1,214,976.60 is: 1,822,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,509.80 : 2,424,764.70 = 1,214,976.60 : x
  2. Step 2: Convert to fraction form
    1,616,509.80/2,424,764.70 = 1,214,976.60/x
  3. Step 3: Cross multiply
    1,616,509.80x = 2,424,764.70 × 1,214,976.60
  4. Step 4: Simplify right side
    1,616,509.80x = 2,946,032,371,006.02
  5. Step 5: Solve for x
    x = 2,946,032,371,006.02/1,616,509.80
  6. Step 6: Final answer
    x = 1,822,464.90

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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.