Home / 1,341,226.20-2,011,644.90-394,498.20

Finding the Fourth Proportional to 1,341,226.20, 2,011,644.90 and 394,498.20

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Solution

The fourth proportional to 1,341,226.20, 2,011,644.90 and 394,498.20 is: 591,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,226.20 : 2,011,644.90 = 394,498.20 : x
  2. Step 2: Convert to fraction form
    1,341,226.20/2,011,644.90 = 394,498.20/x
  3. Step 3: Cross multiply
    1,341,226.20x = 2,011,644.90 × 394,498.20
  4. Step 4: Simplify right side
    1,341,226.20x = 793,590,292,089.18
  5. Step 5: Solve for x
    x = 793,590,292,089.18/1,341,226.20
  6. Step 6: Final answer
    x = 591,690.12

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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.