Home / 1,085,647.34-1,631,015.90-1,024,298.76

Finding the Fourth Proportional to 1,085,647.34, 1,631,015.90 and 1,024,298.76

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Solution

The fourth proportional to 1,085,647.34, 1,631,015.90 and 1,024,298.76 is: 1,538,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,647.34 : 1,631,015.90 = 1,024,298.76 : x
  2. Step 2: Convert to fraction form
    1,085,647.34/1,631,015.90 = 1,024,298.76/x
  3. Step 3: Cross multiply
    1,085,647.34x = 1,631,015.90 × 1,024,298.76
  4. Step 4: Simplify right side
    1,085,647.34x = 1,670,647,563,910.28
  5. Step 5: Solve for x
    x = 1,670,647,563,910.28/1,085,647.34
  6. Step 6: Final answer
    x = 1,538,849.22

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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.