Home / 1,401,825.70-2,103,722.70-603,680.05

Finding the Fourth Proportional to 1,401,825.70, 2,103,722.70 and 603,680.05

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Solution

The fourth proportional to 1,401,825.70, 2,103,722.70 and 603,680.05 is: 905,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,825.70 : 2,103,722.70 = 603,680.05 : x
  2. Step 2: Convert to fraction form
    1,401,825.70/2,103,722.70 = 603,680.05/x
  3. Step 3: Cross multiply
    1,401,825.70x = 2,103,722.70 × 603,680.05
  4. Step 4: Simplify right side
    1,401,825.70x = 1,269,975,424,722.14
  5. Step 5: Solve for x
    x = 1,269,975,424,722.14/1,401,825.70
  6. Step 6: Final answer
    x = 905,943.89

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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.