Home / 1,401,902.34-1,934,622.78-757,320.54

Finding the Fourth Proportional to 1,401,902.34, 1,934,622.78 and 757,320.54

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Solution

The fourth proportional to 1,401,902.34, 1,934,622.78 and 757,320.54 is: 1,045,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,902.34 : 1,934,622.78 = 757,320.54 : x
  2. Step 2: Convert to fraction form
    1,401,902.34/1,934,622.78 = 757,320.54/x
  3. Step 3: Cross multiply
    1,401,902.34x = 1,934,622.78 × 757,320.54
  4. Step 4: Simplify right side
    1,401,902.34x = 1,465,129,562,611.04
  5. Step 5: Solve for x
    x = 1,465,129,562,611.04/1,401,902.34
  6. Step 6: Final answer
    x = 1,045,101.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.