Home / 1,553,738.84-2,144,267.40-941,917.39

Finding the Fourth Proportional to 1,553,738.84, 2,144,267.40 and 941,917.39

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Solution

The fourth proportional to 1,553,738.84, 2,144,267.40 and 941,917.39 is: 1,299,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,738.84 : 2,144,267.40 = 941,917.39 : x
  2. Step 2: Convert to fraction form
    1,553,738.84/2,144,267.40 = 941,917.39/x
  3. Step 3: Cross multiply
    1,553,738.84x = 2,144,267.40 × 941,917.39
  4. Step 4: Simplify right side
    1,553,738.84x = 2,019,722,763,103.11
  5. Step 5: Solve for x
    x = 2,019,722,763,103.11/1,553,738.84
  6. Step 6: Final answer
    x = 1,299,911.35

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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.