Home / 2,097,458.40-3,146,965.20-2,019,698.40

Finding the Fourth Proportional to 2,097,458.40, 3,146,965.20 and 2,019,698.40

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Solution

The fourth proportional to 2,097,458.40, 3,146,965.20 and 2,019,698.40 is: 3,030,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,458.40 : 3,146,965.20 = 2,019,698.40 : x
  2. Step 2: Convert to fraction form
    2,097,458.40/3,146,965.20 = 2,019,698.40/x
  3. Step 3: Cross multiply
    2,097,458.40x = 3,146,965.20 × 2,019,698.40
  4. Step 4: Simplify right side
    2,097,458.40x = 6,355,920,579,295.68
  5. Step 5: Solve for x
    x = 6,355,920,579,295.68/2,097,458.40
  6. Step 6: Final answer
    x = 3,030,296.37

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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.