Home / 1,219,193.10-1,682,541.85-675,328.82

Finding the Fourth Proportional to 1,219,193.10, 1,682,541.85 and 675,328.82

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Solution

The fourth proportional to 1,219,193.10, 1,682,541.85 and 675,328.82 is: 931,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,193.10 : 1,682,541.85 = 675,328.82 : x
  2. Step 2: Convert to fraction form
    1,219,193.10/1,682,541.85 = 675,328.82/x
  3. Step 3: Cross multiply
    1,219,193.10x = 1,682,541.85 × 675,328.82
  4. Step 4: Simplify right side
    1,219,193.10x = 1,136,269,000,432.73
  5. Step 5: Solve for x
    x = 1,136,269,000,432.73/1,219,193.10
  6. Step 6: Final answer
    x = 931,984.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.