Home / 1,717,748.40-2,576,622.60-1,080,019.20

Finding the Fourth Proportional to 1,717,748.40, 2,576,622.60 and 1,080,019.20

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Solution

The fourth proportional to 1,717,748.40, 2,576,622.60 and 1,080,019.20 is: 1,620,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,748.40 : 2,576,622.60 = 1,080,019.20 : x
  2. Step 2: Convert to fraction form
    1,717,748.40/2,576,622.60 = 1,080,019.20/x
  3. Step 3: Cross multiply
    1,717,748.40x = 2,576,622.60 × 1,080,019.20
  4. Step 4: Simplify right side
    1,717,748.40x = 2,782,801,879,153.92
  5. Step 5: Solve for x
    x = 2,782,801,879,153.92/1,717,748.40
  6. Step 6: Final answer
    x = 1,620,028.80

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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.