Home / 1,293,861.76-1,941,087.89-395,431.23

Finding the Fourth Proportional to 1,293,861.76, 1,941,087.89 and 395,431.23

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Solution

The fourth proportional to 1,293,861.76, 1,941,087.89 and 395,431.23 is: 593,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,861.76 : 1,941,087.89 = 395,431.23 : x
  2. Step 2: Convert to fraction form
    1,293,861.76/1,941,087.89 = 395,431.23/x
  3. Step 3: Cross multiply
    1,293,861.76x = 1,941,087.89 × 395,431.23
  4. Step 4: Simplify right side
    1,293,861.76x = 767,566,771,880.81
  5. Step 5: Solve for x
    x = 767,566,771,880.81/1,293,861.76
  6. Step 6: Final answer
    x = 593,237.08

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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.