Home / 5,290,319.59-7,936,601.54-1,698,609.49

Finding the Fourth Proportional to 5,290,319.59, 7,936,601.54 and 1,698,609.49

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Solution

The fourth proportional to 5,290,319.59, 7,936,601.54 and 1,698,609.49 is: 2,548,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,319.59 : 7,936,601.54 = 1,698,609.49 : x
  2. Step 2: Convert to fraction form
    5,290,319.59/7,936,601.54 = 1,698,609.49/x
  3. Step 3: Cross multiply
    5,290,319.59x = 7,936,601.54 × 1,698,609.49
  4. Step 4: Simplify right side
    5,290,319.59x = 13,481,186,665,858.06
  5. Step 5: Solve for x
    x = 13,481,186,665,858.06/5,290,319.59
  6. Step 6: Final answer
    x = 2,548,274.53

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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.