Home / 1,771,907.40-2,659,829.40-1,098,748.80

Finding the Fourth Proportional to 1,771,907.40, 2,659,829.40 and 1,098,748.80

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Solution

The fourth proportional to 1,771,907.40, 2,659,829.40 and 1,098,748.80 is: 1,649,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,907.40 : 2,659,829.40 = 1,098,748.80 : x
  2. Step 2: Convert to fraction form
    1,771,907.40/2,659,829.40 = 1,098,748.80/x
  3. Step 3: Cross multiply
    1,771,907.40x = 2,659,829.40 × 1,098,748.80
  4. Step 4: Simplify right side
    1,771,907.40x = 2,922,484,361,454.72
  5. Step 5: Solve for x
    x = 2,922,484,361,454.72/1,771,907.40
  6. Step 6: Final answer
    x = 1,649,343.73

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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.