Home / 1,914,056.49-2,641,457.79-1,098,409.38

Finding the Fourth Proportional to 1,914,056.49, 2,641,457.79 and 1,098,409.38

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Solution

The fourth proportional to 1,914,056.49, 2,641,457.79 and 1,098,409.38 is: 1,515,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,056.49 : 2,641,457.79 = 1,098,409.38 : x
  2. Step 2: Convert to fraction form
    1,914,056.49/2,641,457.79 = 1,098,409.38/x
  3. Step 3: Cross multiply
    1,914,056.49x = 2,641,457.79 × 1,098,409.38
  4. Step 4: Simplify right side
    1,914,056.49x = 2,901,402,003,504.60
  5. Step 5: Solve for x
    x = 2,901,402,003,504.60/1,914,056.49
  6. Step 6: Final answer
    x = 1,515,839.27

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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.