Home / 1,920,563.75-2,650,484.25-1,061,105.54

Finding the Fourth Proportional to 1,920,563.75, 2,650,484.25 and 1,061,105.54

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Solution

The fourth proportional to 1,920,563.75, 2,650,484.25 and 1,061,105.54 is: 1,464,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,563.75 : 2,650,484.25 = 1,061,105.54 : x
  2. Step 2: Convert to fraction form
    1,920,563.75/2,650,484.25 = 1,061,105.54/x
  3. Step 3: Cross multiply
    1,920,563.75x = 2,650,484.25 × 1,061,105.54
  4. Step 4: Simplify right side
    1,920,563.75x = 2,812,443,521,357.75
  5. Step 5: Solve for x
    x = 2,812,443,521,357.75/1,920,563.75
  6. Step 6: Final answer
    x = 1,464,384.36

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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.