Home / 1,301,156.44-1,952,401.76-627,811.94

Finding the Fourth Proportional to 1,301,156.44, 1,952,401.76 and 627,811.94

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Solution

The fourth proportional to 1,301,156.44, 1,952,401.76 and 627,811.94 is: 942,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,156.44 : 1,952,401.76 = 627,811.94 : x
  2. Step 2: Convert to fraction form
    1,301,156.44/1,952,401.76 = 627,811.94/x
  3. Step 3: Cross multiply
    1,301,156.44x = 1,952,401.76 × 627,811.94
  4. Step 4: Simplify right side
    1,301,156.44x = 1,225,741,136,605.01
  5. Step 5: Solve for x
    x = 1,225,741,136,605.01/1,301,156.44
  6. Step 6: Final answer
    x = 942,039.79

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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.