Home / 1,219,803.01-1,683,338.19-675,947.88

Finding the Fourth Proportional to 1,219,803.01, 1,683,338.19 and 675,947.88

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Solution

The fourth proportional to 1,219,803.01, 1,683,338.19 and 675,947.88 is: 932,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,803.01 : 1,683,338.19 = 675,947.88 : x
  2. Step 2: Convert to fraction form
    1,219,803.01/1,683,338.19 = 675,947.88/x
  3. Step 3: Cross multiply
    1,219,803.01x = 1,683,338.19 × 675,947.88
  4. Step 4: Simplify right side
    1,219,803.01x = 1,137,848,886,370.90
  5. Step 5: Solve for x
    x = 1,137,848,886,370.90/1,219,803.01
  6. Step 6: Final answer
    x = 932,813.64

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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.