Home / 1,361,691.04-1,879,136.40-758,100.64

Finding the Fourth Proportional to 1,361,691.04, 1,879,136.40 and 758,100.64

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Solution

The fourth proportional to 1,361,691.04, 1,879,136.40 and 758,100.64 is: 1,046,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,691.04 : 1,879,136.40 = 758,100.64 : x
  2. Step 2: Convert to fraction form
    1,361,691.04/1,879,136.40 = 758,100.64/x
  3. Step 3: Cross multiply
    1,361,691.04x = 1,879,136.40 × 758,100.64
  4. Step 4: Simplify right side
    1,361,691.04x = 1,424,574,507,487.30
  5. Step 5: Solve for x
    x = 1,424,574,507,487.30/1,361,691.04
  6. Step 6: Final answer
    x = 1,046,180.42

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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.