Home / 1,922,109.60-2,884,600.56-725,212.32

Finding the Fourth Proportional to 1,922,109.60, 2,884,600.56 and 725,212.32

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Solution

The fourth proportional to 1,922,109.60, 2,884,600.56 and 725,212.32 is: 1,088,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,109.60 : 2,884,600.56 = 725,212.32 : x
  2. Step 2: Convert to fraction form
    1,922,109.60/2,884,600.56 = 725,212.32/x
  3. Step 3: Cross multiply
    1,922,109.60x = 2,884,600.56 × 725,212.32
  4. Step 4: Simplify right side
    1,922,109.60x = 2,091,947,864,390.90
  5. Step 5: Solve for x
    x = 2,091,947,864,390.90/1,922,109.60
  6. Step 6: Final answer
    x = 1,088,360.34

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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.