Home / 3,290,303.57-4,540,533.64-1,820,266.41

Finding the Fourth Proportional to 3,290,303.57, 4,540,533.64 and 1,820,266.41

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Solution

The fourth proportional to 3,290,303.57, 4,540,533.64 and 1,820,266.41 is: 2,511,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,303.57 : 4,540,533.64 = 1,820,266.41 : x
  2. Step 2: Convert to fraction form
    3,290,303.57/4,540,533.64 = 1,820,266.41/x
  3. Step 3: Cross multiply
    3,290,303.57x = 4,540,533.64 × 1,820,266.41
  4. Step 4: Simplify right side
    3,290,303.57x = 8,264,980,868,367.03
  5. Step 5: Solve for x
    x = 8,264,980,868,367.03/3,290,303.57
  6. Step 6: Final answer
    x = 2,511,920.46

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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.