Home / 1,403,241.70-2,104,911.15-443,707.60

Finding the Fourth Proportional to 1,403,241.70, 2,104,911.15 and 443,707.60

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Solution

The fourth proportional to 1,403,241.70, 2,104,911.15 and 443,707.60 is: 665,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,241.70 : 2,104,911.15 = 443,707.60 : x
  2. Step 2: Convert to fraction form
    1,403,241.70/2,104,911.15 = 443,707.60/x
  3. Step 3: Cross multiply
    1,403,241.70x = 2,104,911.15 × 443,707.60
  4. Step 4: Simplify right side
    1,403,241.70x = 933,965,074,579.74
  5. Step 5: Solve for x
    x = 933,965,074,579.74/1,403,241.70
  6. Step 6: Final answer
    x = 665,576.77

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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.