Home / 4,196,431.51-5,790,561.76-2,647,111.50

Finding the Fourth Proportional to 4,196,431.51, 5,790,561.76 and 2,647,111.50

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Solution

The fourth proportional to 4,196,431.51, 5,790,561.76 and 2,647,111.50 is: 3,652,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196,431.51 : 5,790,561.76 = 2,647,111.50 : x
  2. Step 2: Convert to fraction form
    4,196,431.51/5,790,561.76 = 2,647,111.50/x
  3. Step 3: Cross multiply
    4,196,431.51x = 5,790,561.76 × 2,647,111.50
  4. Step 4: Simplify right side
    4,196,431.51x = 15,328,262,626,356.24
  5. Step 5: Solve for x
    x = 15,328,262,626,356.24/4,196,431.51
  6. Step 6: Final answer
    x = 3,652,689.81

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1.5x scale

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.