Home / 4,753,259.20-7,131,988.32-1,918,907.20

Finding the Fourth Proportional to 4,753,259.20, 7,131,988.32 and 1,918,907.20

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Solution

The fourth proportional to 4,753,259.20, 7,131,988.32 and 1,918,907.20 is: 2,879,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,259.20 : 7,131,988.32 = 1,918,907.20 : x
  2. Step 2: Convert to fraction form
    4,753,259.20/7,131,988.32 = 1,918,907.20/x
  3. Step 3: Cross multiply
    4,753,259.20x = 7,131,988.32 × 1,918,907.20
  4. Step 4: Simplify right side
    4,753,259.20x = 13,685,623,737,563.90
  5. Step 5: Solve for x
    x = 13,685,623,737,563.90/4,753,259.20
  6. Step 6: Final answer
    x = 2,879,208.38

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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.