Home / 1,610,012.49-2,415,014.64-411,932.89

Finding the Fourth Proportional to 1,610,012.49, 2,415,014.64 and 411,932.89

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Solution

The fourth proportional to 1,610,012.49, 2,415,014.64 and 411,932.89 is: 617,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,012.49 : 2,415,014.64 = 411,932.89 : x
  2. Step 2: Convert to fraction form
    1,610,012.49/2,415,014.64 = 411,932.89/x
  3. Step 3: Cross multiply
    1,610,012.49x = 2,415,014.64 × 411,932.89
  4. Step 4: Simplify right side
    1,610,012.49x = 994,823,945,912.77
  5. Step 5: Solve for x
    x = 994,823,945,912.77/1,610,012.49
  6. Step 6: Final answer
    x = 617,898.28

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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.