Home / 1,106,519.40-1,658,466.90-993,670.20

Finding the Fourth Proportional to 1,106,519.40, 1,658,466.90 and 993,670.20

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Solution

The fourth proportional to 1,106,519.40, 1,658,466.90 and 993,670.20 is: 1,489,326.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,519.40 : 1,658,466.90 = 993,670.20 : x
  2. Step 2: Convert to fraction form
    1,106,519.40/1,658,466.90 = 993,670.20/x
  3. Step 3: Cross multiply
    1,106,519.40x = 1,658,466.90 × 993,670.20
  4. Step 4: Simplify right side
    1,106,519.40x = 1,647,969,136,216.38
  5. Step 5: Solve for x
    x = 1,647,969,136,216.38/1,106,519.40
  6. Step 6: Final answer
    x = 1,489,326.93

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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.