Home / 1,330,375.70-1,995,369.15-383,647.70

Finding the Fourth Proportional to 1,330,375.70, 1,995,369.15 and 383,647.70

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Solution

The fourth proportional to 1,330,375.70, 1,995,369.15 and 383,647.70 is: 575,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,375.70 : 1,995,369.15 = 383,647.70 : x
  2. Step 2: Convert to fraction form
    1,330,375.70/1,995,369.15 = 383,647.70/x
  3. Step 3: Cross multiply
    1,330,375.70x = 1,995,369.15 × 383,647.70
  4. Step 4: Simplify right side
    1,330,375.70x = 765,518,785,048.46
  5. Step 5: Solve for x
    x = 765,518,785,048.46/1,330,375.70
  6. Step 6: Final answer
    x = 575,415.49

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1.5x scale

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.