Home / 830,683.80-1,246,332.90-799,963.80

Finding the Fourth Proportional to 830,683.80, 1,246,332.90 and 799,963.80

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Solution

The fourth proportional to 830,683.80, 1,246,332.90 and 799,963.80 is: 1,200,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,683.80 : 1,246,332.90 = 799,963.80 : x
  2. Step 2: Convert to fraction form
    830,683.80/1,246,332.90 = 799,963.80/x
  3. Step 3: Cross multiply
    830,683.80x = 1,246,332.90 × 799,963.80
  4. Step 4: Simplify right side
    830,683.80x = 997,021,202,749.02
  5. Step 5: Solve for x
    x = 997,021,202,749.02/830,683.80
  6. Step 6: Final answer
    x = 1,200,241.54

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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.