Home / 3,403,765.80-5,105,648.70-1,892,111.40

Finding the Fourth Proportional to 3,403,765.80, 5,105,648.70 and 1,892,111.40

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Solution

The fourth proportional to 3,403,765.80, 5,105,648.70 and 1,892,111.40 is: 2,838,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,765.80 : 5,105,648.70 = 1,892,111.40 : x
  2. Step 2: Convert to fraction form
    3,403,765.80/5,105,648.70 = 1,892,111.40/x
  3. Step 3: Cross multiply
    3,403,765.80x = 5,105,648.70 × 1,892,111.40
  4. Step 4: Simplify right side
    3,403,765.80x = 9,660,456,109,665.18
  5. Step 5: Solve for x
    x = 9,660,456,109,665.18/3,403,765.80
  6. Step 6: Final answer
    x = 2,838,167.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.