Home / 1,694,333.10-2,338,220.31-919,996.58

Finding the Fourth Proportional to 1,694,333.10, 2,338,220.31 and 919,996.58

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Solution

The fourth proportional to 1,694,333.10, 2,338,220.31 and 919,996.58 is: 1,269,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,333.10 : 2,338,220.31 = 919,996.58 : x
  2. Step 2: Convert to fraction form
    1,694,333.10/2,338,220.31 = 919,996.58/x
  3. Step 3: Cross multiply
    1,694,333.10x = 2,338,220.31 × 919,996.58
  4. Step 4: Simplify right side
    1,694,333.10x = 2,151,154,688,486.54
  5. Step 5: Solve for x
    x = 2,151,154,688,486.54/1,694,333.10
  6. Step 6: Final answer
    x = 1,269,617.34

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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.