Home / 1,889,384.34-2,833,784.37-691,026.42

Finding the Fourth Proportional to 1,889,384.34, 2,833,784.37 and 691,026.42

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Solution

The fourth proportional to 1,889,384.34, 2,833,784.37 and 691,026.42 is: 1,036,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,384.34 : 2,833,784.37 = 691,026.42 : x
  2. Step 2: Convert to fraction form
    1,889,384.34/2,833,784.37 = 691,026.42/x
  3. Step 3: Cross multiply
    1,889,384.34x = 2,833,784.37 × 691,026.42
  4. Step 4: Simplify right side
    1,889,384.34x = 1,958,219,868,253.06
  5. Step 5: Solve for x
    x = 1,958,219,868,253.06/1,889,384.34
  6. Step 6: Final answer
    x = 1,036,432.78

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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.