Home / 1,956,020.40-2,934,905.40-694,753.20

Finding the Fourth Proportional to 1,956,020.40, 2,934,905.40 and 694,753.20

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Solution

The fourth proportional to 1,956,020.40, 2,934,905.40 and 694,753.20 is: 1,042,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,020.40 : 2,934,905.40 = 694,753.20 : x
  2. Step 2: Convert to fraction form
    1,956,020.40/2,934,905.40 = 694,753.20/x
  3. Step 3: Cross multiply
    1,956,020.40x = 2,934,905.40 × 694,753.20
  4. Step 4: Simplify right side
    1,956,020.40x = 2,039,034,918,347.28
  5. Step 5: Solve for x
    x = 2,039,034,918,347.28/1,956,020.40
  6. Step 6: Final answer
    x = 1,042,440.52

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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.