Home / 915,928.94-1,373,936.54-755,707.90

Finding the Fourth Proportional to 915,928.94, 1,373,936.54 and 755,707.90

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Solution

The fourth proportional to 915,928.94, 1,373,936.54 and 755,707.90 is: 1,133,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,928.94 : 1,373,936.54 = 755,707.90 : x
  2. Step 2: Convert to fraction form
    915,928.94/1,373,936.54 = 755,707.90/x
  3. Step 3: Cross multiply
    915,928.94x = 1,373,936.54 × 755,707.90
  4. Step 4: Simplify right side
    915,928.94x = 1,038,294,697,376.67
  5. Step 5: Solve for x
    x = 1,038,294,697,376.67/915,928.94
  6. Step 6: Final answer
    x = 1,133,597.44

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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.