Home / 1,477,881-2,039,474.54-798,817.50

Finding the Fourth Proportional to 1,477,881, 2,039,474.54 and 798,817.50

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Solution

The fourth proportional to 1,477,881, 2,039,474.54 and 798,817.50 is: 1,102,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,881 : 2,039,474.54 = 798,817.50 : x
  2. Step 2: Convert to fraction form
    1,477,881/2,039,474.54 = 798,817.50/x
  3. Step 3: Cross multiply
    1,477,881x = 2,039,474.54 × 798,817.50
  4. Step 4: Simplify right side
    1,477,881x = 1,629,167,953,356.45
  5. Step 5: Solve for x
    x = 1,629,167,953,356.45/1,477,881
  6. Step 6: Final answer
    x = 1,102,367.48

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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.