Home / 1,409,364.33-1,944,928.01-764,784.65

Finding the Fourth Proportional to 1,409,364.33, 1,944,928.01 and 764,784.65

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Solution

The fourth proportional to 1,409,364.33, 1,944,928.01 and 764,784.65 is: 1,055,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,364.33 : 1,944,928.01 = 764,784.65 : x
  2. Step 2: Convert to fraction form
    1,409,364.33/1,944,928.01 = 764,784.65/x
  3. Step 3: Cross multiply
    1,409,364.33x = 1,944,928.01 × 764,784.65
  4. Step 4: Simplify right side
    1,409,364.33x = 1,487,451,089,875.41
  5. Step 5: Solve for x
    x = 1,487,451,089,875.41/1,409,364.33
  6. Step 6: Final answer
    x = 1,055,405.66

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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.