Home / 1,325,643.60-1,988,580.24-366,099.60

Finding the Fourth Proportional to 1,325,643.60, 1,988,580.24 and 366,099.60

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Solution

The fourth proportional to 1,325,643.60, 1,988,580.24 and 366,099.60 is: 549,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,643.60 : 1,988,580.24 = 366,099.60 : x
  2. Step 2: Convert to fraction form
    1,325,643.60/1,988,580.24 = 366,099.60/x
  3. Step 3: Cross multiply
    1,325,643.60x = 1,988,580.24 × 366,099.60
  4. Step 4: Simplify right side
    1,325,643.60x = 728,018,430,431.90
  5. Step 5: Solve for x
    x = 728,018,430,431.90/1,325,643.60
  6. Step 6: Final answer
    x = 549,181.12

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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.