Home / 2,141,241.87-2,954,641.40-1,223,530.37

Finding the Fourth Proportional to 2,141,241.87, 2,954,641.40 and 1,223,530.37

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Solution

The fourth proportional to 2,141,241.87, 2,954,641.40 and 1,223,530.37 is: 1,688,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,241.87 : 2,954,641.40 = 1,223,530.37 : x
  2. Step 2: Convert to fraction form
    2,141,241.87/2,954,641.40 = 1,223,530.37/x
  3. Step 3: Cross multiply
    2,141,241.87x = 2,954,641.40 × 1,223,530.37
  4. Step 4: Simplify right side
    2,141,241.87x = 3,615,093,487,018.96
  5. Step 5: Solve for x
    x = 3,615,093,487,018.96/2,141,241.87
  6. Step 6: Final answer
    x = 1,688,316.27

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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.