Home / 2,251,878.03-3,107,813.55-1,285,153.83

Finding the Fourth Proportional to 2,251,878.03, 3,107,813.55 and 1,285,153.83

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Solution

The fourth proportional to 2,251,878.03, 3,107,813.55 and 1,285,153.83 is: 1,773,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,878.03 : 3,107,813.55 = 1,285,153.83 : x
  2. Step 2: Convert to fraction form
    2,251,878.03/3,107,813.55 = 1,285,153.83/x
  3. Step 3: Cross multiply
    2,251,878.03x = 3,107,813.55 × 1,285,153.83
  4. Step 4: Simplify right side
    2,251,878.03x = 3,994,018,486,708.40
  5. Step 5: Solve for x
    x = 3,994,018,486,708.40/2,251,878.03
  6. Step 6: Final answer
    x = 1,773,638.91

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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.