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Finding the Fourth Proportional to 6,570,698.80, 9,854,298.60 and 2,021,738.80

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Solution

The fourth proportional to 6,570,698.80, 9,854,298.60 and 2,021,738.80 is: 3,032,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570,698.80 : 9,854,298.60 = 2,021,738.80 : x
  2. Step 2: Convert to fraction form
    6,570,698.80/9,854,298.60 = 2,021,738.80/x
  3. Step 3: Cross multiply
    6,570,698.80x = 9,854,298.60 × 2,021,738.80
  4. Step 4: Simplify right side
    6,570,698.80x = 19,922,817,826,405.68
  5. Step 5: Solve for x
    x = 19,922,817,826,405.68/6,570,698.80
  6. Step 6: Final answer
    x = 3,032,069.87

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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.