Home / 1,103,395.32-1,653,916.86-629,059.32

Finding the Fourth Proportional to 1,103,395.32, 1,653,916.86 and 629,059.32

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Solution

The fourth proportional to 1,103,395.32, 1,653,916.86 and 629,059.32 is: 942,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,395.32 : 1,653,916.86 = 629,059.32 : x
  2. Step 2: Convert to fraction form
    1,103,395.32/1,653,916.86 = 629,059.32/x
  3. Step 3: Cross multiply
    1,103,395.32x = 1,653,916.86 × 629,059.32
  4. Step 4: Simplify right side
    1,103,395.32x = 1,040,411,815,288.14
  5. Step 5: Solve for x
    x = 1,040,411,815,288.14/1,103,395.32
  6. Step 6: Final answer
    x = 942,918.46

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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.