Home / 1,509,622.84-2,083,296-821,298.60

Finding the Fourth Proportional to 1,509,622.84, 2,083,296 and 821,298.60

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Solution

The fourth proportional to 1,509,622.84, 2,083,296 and 821,298.60 is: 1,133,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,622.84 : 2,083,296 = 821,298.60 : x
  2. Step 2: Convert to fraction form
    1,509,622.84/2,083,296 = 821,298.60/x
  3. Step 3: Cross multiply
    1,509,622.84x = 2,083,296 × 821,298.60
  4. Step 4: Simplify right side
    1,509,622.84x = 1,711,008,088,185.60
  5. Step 5: Solve for x
    x = 1,711,008,088,185.60/1,509,622.84
  6. Step 6: Final answer
    x = 1,133,401.03

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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.