Home / 917,630.20-1,373,723.70-682,017.40

Finding the Fourth Proportional to 917,630.20, 1,373,723.70 and 682,017.40

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Solution

The fourth proportional to 917,630.20, 1,373,723.70 and 682,017.40 is: 1,021,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,630.20 : 1,373,723.70 = 682,017.40 : x
  2. Step 2: Convert to fraction form
    917,630.20/1,373,723.70 = 682,017.40/x
  3. Step 3: Cross multiply
    917,630.20x = 1,373,723.70 × 682,017.40
  4. Step 4: Simplify right side
    917,630.20x = 936,903,466,192.38
  5. Step 5: Solve for x
    x = 936,903,466,192.38/917,630.20
  6. Step 6: Final answer
    x = 1,021,003.30

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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.