Home / 1,819,435.50-2,510,776.66-1,003,621.32

Finding the Fourth Proportional to 1,819,435.50, 2,510,776.66 and 1,003,621.32

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Solution

The fourth proportional to 1,819,435.50, 2,510,776.66 and 1,003,621.32 is: 1,384,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,435.50 : 2,510,776.66 = 1,003,621.32 : x
  2. Step 2: Convert to fraction form
    1,819,435.50/2,510,776.66 = 1,003,621.32/x
  3. Step 3: Cross multiply
    1,819,435.50x = 2,510,776.66 × 1,003,621.32
  4. Step 4: Simplify right side
    1,819,435.50x = 2,519,868,985,734.39
  5. Step 5: Solve for x
    x = 2,519,868,985,734.39/1,819,435.50
  6. Step 6: Final answer
    x = 1,384,972.97

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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.