Home / 3,355,004.40-5,032,506.60-830,659.68

Finding the Fourth Proportional to 3,355,004.40, 5,032,506.60 and 830,659.68

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Solution

The fourth proportional to 3,355,004.40, 5,032,506.60 and 830,659.68 is: 1,245,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,004.40 : 5,032,506.60 = 830,659.68 : x
  2. Step 2: Convert to fraction form
    3,355,004.40/5,032,506.60 = 830,659.68/x
  3. Step 3: Cross multiply
    3,355,004.40x = 5,032,506.60 × 830,659.68
  4. Step 4: Simplify right side
    3,355,004.40x = 4,180,300,321,953.89
  5. Step 5: Solve for x
    x = 4,180,300,321,953.89/3,355,004.40
  6. Step 6: Final answer
    x = 1,245,989.52

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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.