Home / 2,389,603.20-3,584,404.80-1,917,211.20

Finding the Fourth Proportional to 2,389,603.20, 3,584,404.80 and 1,917,211.20

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Solution

The fourth proportional to 2,389,603.20, 3,584,404.80 and 1,917,211.20 is: 2,875,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,603.20 : 3,584,404.80 = 1,917,211.20 : x
  2. Step 2: Convert to fraction form
    2,389,603.20/3,584,404.80 = 1,917,211.20/x
  3. Step 3: Cross multiply
    2,389,603.20x = 3,584,404.80 × 1,917,211.20
  4. Step 4: Simplify right side
    2,389,603.20x = 6,872,061,027,893.76
  5. Step 5: Solve for x
    x = 6,872,061,027,893.76/2,389,603.20
  6. Step 6: Final answer
    x = 2,875,816.80

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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.