Home / 3,042,921.75-4,199,363.28-1,684,794.75

Finding the Fourth Proportional to 3,042,921.75, 4,199,363.28 and 1,684,794.75

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Solution

The fourth proportional to 3,042,921.75, 4,199,363.28 and 1,684,794.75 is: 2,325,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,921.75 : 4,199,363.28 = 1,684,794.75 : x
  2. Step 2: Convert to fraction form
    3,042,921.75/4,199,363.28 = 1,684,794.75/x
  3. Step 3: Cross multiply
    3,042,921.75x = 4,199,363.28 × 1,684,794.75
  4. Step 4: Simplify right side
    3,042,921.75x = 7,075,065,207,486.78
  5. Step 5: Solve for x
    x = 7,075,065,207,486.78/3,042,921.75
  6. Step 6: Final answer
    x = 2,325,089.43

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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.