Home / 1,375,906.01-1,898,714.03-764,039.93

Finding the Fourth Proportional to 1,375,906.01, 1,898,714.03 and 764,039.93

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Solution

The fourth proportional to 1,375,906.01, 1,898,714.03 and 764,039.93 is: 1,054,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,906.01 : 1,898,714.03 = 764,039.93 : x
  2. Step 2: Convert to fraction form
    1,375,906.01/1,898,714.03 = 764,039.93/x
  3. Step 3: Cross multiply
    1,375,906.01x = 1,898,714.03 × 764,039.93
  4. Step 4: Simplify right side
    1,375,906.01x = 1,450,693,330,751.02
  5. Step 5: Solve for x
    x = 1,450,693,330,751.02/1,375,906.01
  6. Step 6: Final answer
    x = 1,054,354.96

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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.