Home / 3,537,839.20-5,300,460.24-1,641,272.80

Finding the Fourth Proportional to 3,537,839.20, 5,300,460.24 and 1,641,272.80

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Solution

The fourth proportional to 3,537,839.20, 5,300,460.24 and 1,641,272.80 is: 2,458,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537,839.20 : 5,300,460.24 = 1,641,272.80 : x
  2. Step 2: Convert to fraction form
    3,537,839.20/5,300,460.24 = 1,641,272.80/x
  3. Step 3: Cross multiply
    3,537,839.20x = 5,300,460.24 × 1,641,272.80
  4. Step 4: Simplify right side
    3,537,839.20x = 8,699,501,219,393.47
  5. Step 5: Solve for x
    x = 8,699,501,219,393.47/3,537,839.20
  6. Step 6: Final answer
    x = 2,458,987.17

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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.