Home / 5,285,332.80-7,927,999.20-1,296,244.80

Finding the Fourth Proportional to 5,285,332.80, 7,927,999.20 and 1,296,244.80

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Solution

The fourth proportional to 5,285,332.80, 7,927,999.20 and 1,296,244.80 is: 1,944,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,332.80 : 7,927,999.20 = 1,296,244.80 : x
  2. Step 2: Convert to fraction form
    5,285,332.80/7,927,999.20 = 1,296,244.80/x
  3. Step 3: Cross multiply
    5,285,332.80x = 7,927,999.20 × 1,296,244.80
  4. Step 4: Simplify right side
    5,285,332.80x = 10,276,627,737,404.16
  5. Step 5: Solve for x
    x = 10,276,627,737,404.16/5,285,332.80
  6. Step 6: Final answer
    x = 1,944,367.20

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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.