Home / 1,360,906.90-2,042,137.95-520,062.10

Finding the Fourth Proportional to 1,360,906.90, 2,042,137.95 and 520,062.10

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Solution

The fourth proportional to 1,360,906.90, 2,042,137.95 and 520,062.10 is: 780,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,906.90 : 2,042,137.95 = 520,062.10 : x
  2. Step 2: Convert to fraction form
    1,360,906.90/2,042,137.95 = 520,062.10/x
  3. Step 3: Cross multiply
    1,360,906.90x = 2,042,137.95 × 520,062.10
  4. Step 4: Simplify right side
    1,360,906.90x = 1,062,038,550,766.70
  5. Step 5: Solve for x
    x = 1,062,038,550,766.70/1,360,906.90
  6. Step 6: Final answer
    x = 780,390.30

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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.