Home / 1,231,642.85-1,700,466.90-1,102,357.44

Finding the Fourth Proportional to 1,231,642.85, 1,700,466.90 and 1,102,357.44

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Solution

The fourth proportional to 1,231,642.85, 1,700,466.90 and 1,102,357.44 is: 1,521,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,642.85 : 1,700,466.90 = 1,102,357.44 : x
  2. Step 2: Convert to fraction form
    1,231,642.85/1,700,466.90 = 1,102,357.44/x
  3. Step 3: Cross multiply
    1,231,642.85x = 1,700,466.90 × 1,102,357.44
  4. Step 4: Simplify right side
    1,231,642.85x = 1,874,522,333,176.95
  5. Step 5: Solve for x
    x = 1,874,522,333,176.95/1,231,642.85
  6. Step 6: Final answer
    x = 1,521,969.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.