Home / 3,303,263.20-4,954,894.80-2,799,378.40

Finding the Fourth Proportional to 3,303,263.20, 4,954,894.80 and 2,799,378.40

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Solution

The fourth proportional to 3,303,263.20, 4,954,894.80 and 2,799,378.40 is: 4,199,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303,263.20 : 4,954,894.80 = 2,799,378.40 : x
  2. Step 2: Convert to fraction form
    3,303,263.20/4,954,894.80 = 2,799,378.40/x
  3. Step 3: Cross multiply
    3,303,263.20x = 4,954,894.80 × 2,799,378.40
  4. Step 4: Simplify right side
    3,303,263.20x = 13,870,625,477,392.32
  5. Step 5: Solve for x
    x = 13,870,625,477,392.32/3,303,263.20
  6. Step 6: Final answer
    x = 4,199,067.60

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1.5x scale

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.