Home / 4,824,839.80-7,237,259.70-1,278,983.80

Finding the Fourth Proportional to 4,824,839.80, 7,237,259.70 and 1,278,983.80

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Solution

The fourth proportional to 4,824,839.80, 7,237,259.70 and 1,278,983.80 is: 1,918,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824,839.80 : 7,237,259.70 = 1,278,983.80 : x
  2. Step 2: Convert to fraction form
    4,824,839.80/7,237,259.70 = 1,278,983.80/x
  3. Step 3: Cross multiply
    4,824,839.80x = 7,237,259.70 × 1,278,983.80
  4. Step 4: Simplify right side
    4,824,839.80x = 9,256,337,912,692.86
  5. Step 5: Solve for x
    x = 9,256,337,912,692.86/4,824,839.80
  6. Step 6: Final answer
    x = 1,918,475.70

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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.