Home / 2,134,855.54-2,947,318.75-1,411,800.54

Finding the Fourth Proportional to 2,134,855.54, 2,947,318.75 and 1,411,800.54

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Solution

The fourth proportional to 2,134,855.54, 2,947,318.75 and 1,411,800.54 is: 1,949,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,855.54 : 2,947,318.75 = 1,411,800.54 : x
  2. Step 2: Convert to fraction form
    2,134,855.54/2,947,318.75 = 1,411,800.54/x
  3. Step 3: Cross multiply
    2,134,855.54x = 2,947,318.75 × 1,411,800.54
  4. Step 4: Simplify right side
    2,134,855.54x = 4,161,026,193,514.43
  5. Step 5: Solve for x
    x = 4,161,026,193,514.43/2,134,855.54
  6. Step 6: Final answer
    x = 1,949,090.28

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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.