Home / 1,342,007.60-1,852,021.44-769,158.32

Finding the Fourth Proportional to 1,342,007.60, 1,852,021.44 and 769,158.32

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Solution

The fourth proportional to 1,342,007.60, 1,852,021.44 and 769,158.32 is: 1,061,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,007.60 : 1,852,021.44 = 769,158.32 : x
  2. Step 2: Convert to fraction form
    1,342,007.60/1,852,021.44 = 769,158.32/x
  3. Step 3: Cross multiply
    1,342,007.60x = 1,852,021.44 × 769,158.32
  4. Step 4: Simplify right side
    1,342,007.60x = 1,424,497,699,394.38
  5. Step 5: Solve for x
    x = 1,424,497,699,394.38/1,342,007.60
  6. Step 6: Final answer
    x = 1,061,467.68

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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.