Home / 1,597,989.87-2,205,212.92-872,838.05

Finding the Fourth Proportional to 1,597,989.87, 2,205,212.92 and 872,838.05

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Solution

The fourth proportional to 1,597,989.87, 2,205,212.92 and 872,838.05 is: 1,204,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,989.87 : 2,205,212.92 = 872,838.05 : x
  2. Step 2: Convert to fraction form
    1,597,989.87/2,205,212.92 = 872,838.05/x
  3. Step 3: Cross multiply
    1,597,989.87x = 2,205,212.92 × 872,838.05
  4. Step 4: Simplify right side
    1,597,989.87x = 1,924,793,731,719.45
  5. Step 5: Solve for x
    x = 1,924,793,731,719.45/1,597,989.87
  6. Step 6: Final answer
    x = 1,204,509.35

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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.