Home / 1,320,893.55-1,980,837.32-562,256.19

Finding the Fourth Proportional to 1,320,893.55, 1,980,837.32 and 562,256.19

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Solution

The fourth proportional to 1,320,893.55, 1,980,837.32 and 562,256.19 is: 843,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,893.55 : 1,980,837.32 = 562,256.19 : x
  2. Step 2: Convert to fraction form
    1,320,893.55/1,980,837.32 = 562,256.19/x
  3. Step 3: Cross multiply
    1,320,893.55x = 1,980,837.32 × 562,256.19
  4. Step 4: Simplify right side
    1,320,893.55x = 1,113,738,041,741.73
  5. Step 5: Solve for x
    x = 1,113,738,041,741.73/1,320,893.55
  6. Step 6: Final answer
    x = 843,170.17

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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.