Home / 2,100,756.96-2,898,880.92-1,241,154.18

Finding the Fourth Proportional to 2,100,756.96, 2,898,880.92 and 1,241,154.18

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Solution

The fourth proportional to 2,100,756.96, 2,898,880.92 and 1,241,154.18 is: 1,712,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,756.96 : 2,898,880.92 = 1,241,154.18 : x
  2. Step 2: Convert to fraction form
    2,100,756.96/2,898,880.92 = 1,241,154.18/x
  3. Step 3: Cross multiply
    2,100,756.96x = 2,898,880.92 × 1,241,154.18
  4. Step 4: Simplify right side
    2,100,756.96x = 3,597,958,171,180.25
  5. Step 5: Solve for x
    x = 3,597,958,171,180.25/2,100,756.96
  6. Step 6: Final answer
    x = 1,712,696.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.