Home / 1,611,905.96-2,224,342.37-886,636.59

Finding the Fourth Proportional to 1,611,905.96, 2,224,342.37 and 886,636.59

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Solution

The fourth proportional to 1,611,905.96, 2,224,342.37 and 886,636.59 is: 1,223,510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,905.96 : 2,224,342.37 = 886,636.59 : x
  2. Step 2: Convert to fraction form
    1,611,905.96/2,224,342.37 = 886,636.59/x
  3. Step 3: Cross multiply
    1,611,905.96x = 2,224,342.37 × 886,636.59
  4. Step 4: Simplify right side
    1,611,905.96x = 1,972,183,333,929.32
  5. Step 5: Solve for x
    x = 1,972,183,333,929.32/1,611,905.96
  6. Step 6: Final answer
    x = 1,223,510.17

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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.