Home / 1,310,894.35-1,809,593.39-881,423.44

Finding the Fourth Proportional to 1,310,894.35, 1,809,593.39 and 881,423.44

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Solution

The fourth proportional to 1,310,894.35, 1,809,593.39 and 881,423.44 is: 1,216,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,894.35 : 1,809,593.39 = 881,423.44 : x
  2. Step 2: Convert to fraction form
    1,310,894.35/1,809,593.39 = 881,423.44/x
  3. Step 3: Cross multiply
    1,310,894.35x = 1,809,593.39 × 881,423.44
  4. Step 4: Simplify right side
    1,310,894.35x = 1,595,018,028,494.64
  5. Step 5: Solve for x
    x = 1,595,018,028,494.64/1,310,894.35
  6. Step 6: Final answer
    x = 1,216,740.34

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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.