Home / 2,897,113.70-4,343,942.55-1,775,987.30

Finding the Fourth Proportional to 2,897,113.70, 4,343,942.55 and 1,775,987.30

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Solution

The fourth proportional to 2,897,113.70, 4,343,942.55 and 1,775,987.30 is: 2,662,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,113.70 : 4,343,942.55 = 1,775,987.30 : x
  2. Step 2: Convert to fraction form
    2,897,113.70/4,343,942.55 = 1,775,987.30/x
  3. Step 3: Cross multiply
    2,897,113.70x = 4,343,942.55 × 1,775,987.30
  4. Step 4: Simplify right side
    2,897,113.70x = 7,714,786,800,729.62
  5. Step 5: Solve for x
    x = 7,714,786,800,729.62/2,897,113.70
  6. Step 6: Final answer
    x = 2,662,921.65

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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.