Home / 1,889,384.40-2,833,784.40-691,026.48

Finding the Fourth Proportional to 1,889,384.40, 2,833,784.40 and 691,026.48

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Solution

The fourth proportional to 1,889,384.40, 2,833,784.40 and 691,026.48 is: 1,036,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,384.40 : 2,833,784.40 = 691,026.48 : x
  2. Step 2: Convert to fraction form
    1,889,384.40/2,833,784.40 = 691,026.48/x
  3. Step 3: Cross multiply
    1,889,384.40x = 2,833,784.40 × 691,026.48
  4. Step 4: Simplify right side
    1,889,384.40x = 1,958,220,059,010.91
  5. Step 5: Solve for x
    x = 1,958,220,059,010.91/1,889,384.40
  6. Step 6: Final answer
    x = 1,036,432.85

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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.