Home / 2,111,216-2,913,662.40-1,157,544.32

Finding the Fourth Proportional to 2,111,216, 2,913,662.40 and 1,157,544.32

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Solution

The fourth proportional to 2,111,216, 2,913,662.40 and 1,157,544.32 is: 1,597,512.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,216 : 2,913,662.40 = 1,157,544.32 : x
  2. Step 2: Convert to fraction form
    2,111,216/2,913,662.40 = 1,157,544.32/x
  3. Step 3: Cross multiply
    2,111,216x = 2,913,662.40 × 1,157,544.32
  4. Step 4: Simplify right side
    2,111,216x = 3,372,693,361,517.57
  5. Step 5: Solve for x
    x = 3,372,693,361,517.57/2,111,216
  6. Step 6: Final answer
    x = 1,597,512.22

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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.