Home / 1,820,590.07-2,731,244.86-667,847.34

Finding the Fourth Proportional to 1,820,590.07, 2,731,244.86 and 667,847.34

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Solution

The fourth proportional to 1,820,590.07, 2,731,244.86 and 667,847.34 is: 1,001,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,590.07 : 2,731,244.86 = 667,847.34 : x
  2. Step 2: Convert to fraction form
    1,820,590.07/2,731,244.86 = 667,847.34/x
  3. Step 3: Cross multiply
    1,820,590.07x = 2,731,244.86 × 667,847.34
  4. Step 4: Simplify right side
    1,820,590.07x = 1,824,054,621,467.78
  5. Step 5: Solve for x
    x = 1,824,054,621,467.78/1,820,590.07
  6. Step 6: Final answer
    x = 1,001,902.98

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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.