Home / 1,885,975.14-2,603,146.26-1,161,430.32

Finding the Fourth Proportional to 1,885,975.14, 2,603,146.26 and 1,161,430.32

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Solution

The fourth proportional to 1,885,975.14, 2,603,146.26 and 1,161,430.32 is: 1,603,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,975.14 : 2,603,146.26 = 1,161,430.32 : x
  2. Step 2: Convert to fraction form
    1,885,975.14/2,603,146.26 = 1,161,430.32/x
  3. Step 3: Cross multiply
    1,885,975.14x = 2,603,146.26 × 1,161,430.32
  4. Step 4: Simplify right side
    1,885,975.14x = 3,023,372,993,758.60
  5. Step 5: Solve for x
    x = 3,023,372,993,758.60/1,885,975.14
  6. Step 6: Final answer
    x = 1,603,082.10

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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.