Home / 3,490,015.60-5,235,140.04-965,459.44

Finding the Fourth Proportional to 3,490,015.60, 5,235,140.04 and 965,459.44

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Solution

The fourth proportional to 3,490,015.60, 5,235,140.04 and 965,459.44 is: 1,448,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,015.60 : 5,235,140.04 = 965,459.44 : x
  2. Step 2: Convert to fraction form
    3,490,015.60/5,235,140.04 = 965,459.44/x
  3. Step 3: Cross multiply
    3,490,015.60x = 5,235,140.04 × 965,459.44
  4. Step 4: Simplify right side
    3,490,015.60x = 5,054,315,371,339.98
  5. Step 5: Solve for x
    x = 5,054,315,371,339.98/3,490,015.60
  6. Step 6: Final answer
    x = 1,448,221.43

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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.