Home / 1,437,430.40-2,151,998.40-1,395,958.40

Finding the Fourth Proportional to 1,437,430.40, 2,151,998.40 and 1,395,958.40

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Solution

The fourth proportional to 1,437,430.40, 2,151,998.40 and 1,395,958.40 is: 2,089,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,430.40 : 2,151,998.40 = 1,395,958.40 : x
  2. Step 2: Convert to fraction form
    1,437,430.40/2,151,998.40 = 1,395,958.40/x
  3. Step 3: Cross multiply
    1,437,430.40x = 2,151,998.40 × 1,395,958.40
  4. Step 4: Simplify right side
    1,437,430.40x = 3,004,100,243,266.56
  5. Step 5: Solve for x
    x = 3,004,100,243,266.56/1,437,430.40
  6. Step 6: Final answer
    x = 2,089,910.05

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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.