Home / 1,883,631.61-2,826,703.73-685,553.59

Finding the Fourth Proportional to 1,883,631.61, 2,826,703.73 and 685,553.59

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Solution

The fourth proportional to 1,883,631.61, 2,826,703.73 and 685,553.59 is: 1,028,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,631.61 : 2,826,703.73 = 685,553.59 : x
  2. Step 2: Convert to fraction form
    1,883,631.61/2,826,703.73 = 685,553.59/x
  3. Step 3: Cross multiply
    1,883,631.61x = 2,826,703.73 × 685,553.59
  4. Step 4: Simplify right side
    1,883,631.61x = 1,937,856,889,967.89
  5. Step 5: Solve for x
    x = 1,937,856,889,967.89/1,883,631.61
  6. Step 6: Final answer
    x = 1,028,787.62

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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.