Home / 1,260,594.38-1,890,908.04-419,146.13

Finding the Fourth Proportional to 1,260,594.38, 1,890,908.04 and 419,146.13

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Solution

The fourth proportional to 1,260,594.38, 1,890,908.04 and 419,146.13 is: 628,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,594.38 : 1,890,908.04 = 419,146.13 : x
  2. Step 2: Convert to fraction form
    1,260,594.38/1,890,908.04 = 419,146.13/x
  3. Step 3: Cross multiply
    1,260,594.38x = 1,890,908.04 × 419,146.13
  4. Step 4: Simplify right side
    1,260,594.38x = 792,566,777,697.35
  5. Step 5: Solve for x
    x = 792,566,777,697.35/1,260,594.38
  6. Step 6: Final answer
    x = 628,724.67

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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.