Home / 1,326,629.66-1,989,750.08-652,530.02

Finding the Fourth Proportional to 1,326,629.66, 1,989,750.08 and 652,530.02

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Solution

The fourth proportional to 1,326,629.66, 1,989,750.08 and 652,530.02 is: 978,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,629.66 : 1,989,750.08 = 652,530.02 : x
  2. Step 2: Convert to fraction form
    1,326,629.66/1,989,750.08 = 652,530.02/x
  3. Step 3: Cross multiply
    1,326,629.66x = 1,989,750.08 × 652,530.02
  4. Step 4: Simplify right side
    1,326,629.66x = 1,298,371,659,497.40
  5. Step 5: Solve for x
    x = 1,298,371,659,497.40/1,326,629.66
  6. Step 6: Final answer
    x = 978,699.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.