Home / 1,702,229.63-2,552,680.10-742,978.62

Finding the Fourth Proportional to 1,702,229.63, 2,552,680.10 and 742,978.62

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Solution

The fourth proportional to 1,702,229.63, 2,552,680.10 and 742,978.62 is: 1,114,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,229.63 : 2,552,680.10 = 742,978.62 : x
  2. Step 2: Convert to fraction form
    1,702,229.63/2,552,680.10 = 742,978.62/x
  3. Step 3: Cross multiply
    1,702,229.63x = 2,552,680.10 × 742,978.62
  4. Step 4: Simplify right side
    1,702,229.63x = 1,896,586,739,856.91
  5. Step 5: Solve for x
    x = 1,896,586,739,856.91/1,702,229.63
  6. Step 6: Final answer
    x = 1,114,177.97

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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.