Home / 2,409,774.32-3,613,611.48-812,039.60

Finding the Fourth Proportional to 2,409,774.32, 3,613,611.48 and 812,039.60

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Solution

The fourth proportional to 2,409,774.32, 3,613,611.48 and 812,039.60 is: 1,217,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,774.32 : 3,613,611.48 = 812,039.60 : x
  2. Step 2: Convert to fraction form
    2,409,774.32/3,613,611.48 = 812,039.60/x
  3. Step 3: Cross multiply
    2,409,774.32x = 3,613,611.48 × 812,039.60
  4. Step 4: Simplify right side
    2,409,774.32x = 2,934,395,620,774.61
  5. Step 5: Solve for x
    x = 2,934,395,620,774.61/2,409,774.32
  6. Step 6: Final answer
    x = 1,217,705.57

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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.