Home / 3,709,123.20-5,559,537.60-1,578,844.80

Finding the Fourth Proportional to 3,709,123.20, 5,559,537.60 and 1,578,844.80

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Solution

The fourth proportional to 3,709,123.20, 5,559,537.60 and 1,578,844.80 is: 2,366,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,123.20 : 5,559,537.60 = 1,578,844.80 : x
  2. Step 2: Convert to fraction form
    3,709,123.20/5,559,537.60 = 1,578,844.80/x
  3. Step 3: Cross multiply
    3,709,123.20x = 5,559,537.60 × 1,578,844.80
  4. Step 4: Simplify right side
    3,709,123.20x = 8,777,647,030,164.48
  5. Step 5: Solve for x
    x = 8,777,647,030,164.48/3,709,123.20
  6. Step 6: Final answer
    x = 2,366,501.88

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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.