Home / 2,169,316.17-2,993,800.41-1,202,487.21

Finding the Fourth Proportional to 2,169,316.17, 2,993,800.41 and 1,202,487.21

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Solution

The fourth proportional to 2,169,316.17, 2,993,800.41 and 1,202,487.21 is: 1,659,512.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,316.17 : 2,993,800.41 = 1,202,487.21 : x
  2. Step 2: Convert to fraction form
    2,169,316.17/2,993,800.41 = 1,202,487.21/x
  3. Step 3: Cross multiply
    2,169,316.17x = 2,993,800.41 × 1,202,487.21
  4. Step 4: Simplify right side
    2,169,316.17x = 3,600,006,702,317.76
  5. Step 5: Solve for x
    x = 3,600,006,702,317.76/2,169,316.17
  6. Step 6: Final answer
    x = 1,659,512.22

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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.