Home / 2,031,690.80-3,044,771.40-1,440,023.60

Finding the Fourth Proportional to 2,031,690.80, 3,044,771.40 and 1,440,023.60

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Solution

The fourth proportional to 2,031,690.80, 3,044,771.40 and 1,440,023.60 is: 2,158,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,690.80 : 3,044,771.40 = 1,440,023.60 : x
  2. Step 2: Convert to fraction form
    2,031,690.80/3,044,771.40 = 1,440,023.60/x
  3. Step 3: Cross multiply
    2,031,690.80x = 3,044,771.40 × 1,440,023.60
  4. Step 4: Simplify right side
    2,031,690.80x = 4,384,542,672,605.04
  5. Step 5: Solve for x
    x = 4,384,542,672,605.04/2,031,690.80
  6. Step 6: Final answer
    x = 2,158,075.76

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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.