Home / 3,057,755.47-4,219,705.23-1,681,122.60

Finding the Fourth Proportional to 3,057,755.47, 4,219,705.23 and 1,681,122.60

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Solution

The fourth proportional to 3,057,755.47, 4,219,705.23 and 1,681,122.60 is: 2,319,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,755.47 : 4,219,705.23 = 1,681,122.60 : x
  2. Step 2: Convert to fraction form
    3,057,755.47/4,219,705.23 = 1,681,122.60/x
  3. Step 3: Cross multiply
    3,057,755.47x = 4,219,705.23 × 1,681,122.60
  4. Step 4: Simplify right side
    3,057,755.47x = 7,093,841,821,186.99
  5. Step 5: Solve for x
    x = 7,093,841,821,186.99/3,057,755.47
  6. Step 6: Final answer
    x = 2,319,950.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.