Home / 3,057,763.50-4,219,716.33-1,681,130.63

Finding the Fourth Proportional to 3,057,763.50, 4,219,716.33 and 1,681,130.63

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Solution

The fourth proportional to 3,057,763.50, 4,219,716.33 and 1,681,130.63 is: 2,319,961.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,763.50 : 4,219,716.33 = 1,681,130.63 : x
  2. Step 2: Convert to fraction form
    3,057,763.50/4,219,716.33 = 1,681,130.63/x
  3. Step 3: Cross multiply
    3,057,763.50x = 4,219,716.33 × 1,681,130.63
  4. Step 4: Simplify right side
    3,057,763.50x = 7,093,894,382,823.48
  5. Step 5: Solve for x
    x = 7,093,894,382,823.48/3,057,763.50
  6. Step 6: Final answer
    x = 2,319,961.76

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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.