Home / 1,103,807.73-1,523,268.39-668,219.29

Finding the Fourth Proportional to 1,103,807.73, 1,523,268.39 and 668,219.29

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Solution

The fourth proportional to 1,103,807.73, 1,523,268.39 and 668,219.29 is: 922,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,807.73 : 1,523,268.39 = 668,219.29 : x
  2. Step 2: Convert to fraction form
    1,103,807.73/1,523,268.39 = 668,219.29/x
  3. Step 3: Cross multiply
    1,103,807.73x = 1,523,268.39 × 668,219.29
  4. Step 4: Simplify right side
    1,103,807.73x = 1,017,877,322,045.24
  5. Step 5: Solve for x
    x = 1,017,877,322,045.24/1,103,807.73
  6. Step 6: Final answer
    x = 922,150.93

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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.