Home / 2,101,637.34-3,152,898.81-681,582.69

Finding the Fourth Proportional to 2,101,637.34, 3,152,898.81 and 681,582.69

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Solution

The fourth proportional to 2,101,637.34, 3,152,898.81 and 681,582.69 is: 1,022,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,637.34 : 3,152,898.81 = 681,582.69 : x
  2. Step 2: Convert to fraction form
    2,101,637.34/3,152,898.81 = 681,582.69/x
  3. Step 3: Cross multiply
    2,101,637.34x = 3,152,898.81 × 681,582.69
  4. Step 4: Simplify right side
    2,101,637.34x = 2,148,961,252,217.60
  5. Step 5: Solve for x
    x = 2,148,961,252,217.60/2,101,637.34
  6. Step 6: Final answer
    x = 1,022,517.64

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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.