Home / 2,219,805-3,063,333.63-1,201,209.75

Finding the Fourth Proportional to 2,219,805, 3,063,333.63 and 1,201,209.75

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Solution

The fourth proportional to 2,219,805, 3,063,333.63 and 1,201,209.75 is: 1,657,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,805 : 3,063,333.63 = 1,201,209.75 : x
  2. Step 2: Convert to fraction form
    2,219,805/3,063,333.63 = 1,201,209.75/x
  3. Step 3: Cross multiply
    2,219,805x = 3,063,333.63 × 1,201,209.75
  4. Step 4: Simplify right side
    2,219,805x = 3,679,706,228,363.43
  5. Step 5: Solve for x
    x = 3,679,706,228,363.43/2,219,805
  6. Step 6: Final answer
    x = 1,657,670.93

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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.