Home / 2,090,578.56-2,886,235.11-1,316,872.64

Finding the Fourth Proportional to 2,090,578.56, 2,886,235.11 and 1,316,872.64

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Solution

The fourth proportional to 2,090,578.56, 2,886,235.11 and 1,316,872.64 is: 1,818,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,578.56 : 2,886,235.11 = 1,316,872.64 : x
  2. Step 2: Convert to fraction form
    2,090,578.56/2,886,235.11 = 1,316,872.64/x
  3. Step 3: Cross multiply
    2,090,578.56x = 2,886,235.11 × 1,316,872.64
  4. Step 4: Simplify right side
    2,090,578.56x = 3,800,804,034,535.22
  5. Step 5: Solve for x
    x = 3,800,804,034,535.22/2,090,578.56
  6. Step 6: Final answer
    x = 1,818,063.24

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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.