Home / 3,509,893.10-5,264,837.26-1,321,875.50

Finding the Fourth Proportional to 3,509,893.10, 5,264,837.26 and 1,321,875.50

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Solution

The fourth proportional to 3,509,893.10, 5,264,837.26 and 1,321,875.50 is: 1,982,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,893.10 : 5,264,837.26 = 1,321,875.50 : x
  2. Step 2: Convert to fraction form
    3,509,893.10/5,264,837.26 = 1,321,875.50/x
  3. Step 3: Cross multiply
    3,509,893.10x = 5,264,837.26 × 1,321,875.50
  4. Step 4: Simplify right side
    3,509,893.10x = 6,959,459,355,852.26
  5. Step 5: Solve for x
    x = 6,959,459,355,852.26/3,509,893.10
  6. Step 6: Final answer
    x = 1,982,812.34

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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.