Home / 1,412,072.10-2,116,795.95-985,607.10

Finding the Fourth Proportional to 1,412,072.10, 2,116,795.95 and 985,607.10

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Solution

The fourth proportional to 1,412,072.10, 2,116,795.95 and 985,607.10 is: 1,477,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,072.10 : 2,116,795.95 = 985,607.10 : x
  2. Step 2: Convert to fraction form
    1,412,072.10/2,116,795.95 = 985,607.10/x
  3. Step 3: Cross multiply
    1,412,072.10x = 2,116,795.95 × 985,607.10
  4. Step 4: Simplify right side
    1,412,072.10x = 2,086,329,117,571.25
  5. Step 5: Solve for x
    x = 2,086,329,117,571.25/1,412,072.10
  6. Step 6: Final answer
    x = 1,477,494.75

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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.