Home / 3,047,856.66-4,206,048.12-1,689,729.66

Finding the Fourth Proportional to 3,047,856.66, 4,206,048.12 and 1,689,729.66

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Solution

The fourth proportional to 3,047,856.66, 4,206,048.12 and 1,689,729.66 is: 2,331,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,856.66 : 4,206,048.12 = 1,689,729.66 : x
  2. Step 2: Convert to fraction form
    3,047,856.66/4,206,048.12 = 1,689,729.66/x
  3. Step 3: Cross multiply
    3,047,856.66x = 4,206,048.12 × 1,689,729.66
  4. Step 4: Simplify right side
    3,047,856.66x = 7,107,084,259,751.24
  5. Step 5: Solve for x
    x = 7,107,084,259,751.24/3,047,856.66
  6. Step 6: Final answer
    x = 2,331,830.22

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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.