Home / 3,057,756.47-4,219,706.61-1,681,123.60

Finding the Fourth Proportional to 3,057,756.47, 4,219,706.61 and 1,681,123.60

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Solution

The fourth proportional to 3,057,756.47, 4,219,706.61 and 1,681,123.60 is: 2,319,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,756.47 : 4,219,706.61 = 1,681,123.60 : x
  2. Step 2: Convert to fraction form
    3,057,756.47/4,219,706.61 = 1,681,123.60/x
  3. Step 3: Cross multiply
    3,057,756.47x = 4,219,706.61 × 1,681,123.60
  4. Step 4: Simplify right side
    3,057,756.47x = 7,093,848,367,147.00
  5. Step 5: Solve for x
    x = 7,093,848,367,147.00/3,057,756.47
  6. Step 6: Final answer
    x = 2,319,952.04

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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.