Home / 1,678,998.84-2,317,080.90-953,969.46

Finding the Fourth Proportional to 1,678,998.84, 2,317,080.90 and 953,969.46

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Solution

The fourth proportional to 1,678,998.84, 2,317,080.90 and 953,969.46 is: 1,316,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,998.84 : 2,317,080.90 = 953,969.46 : x
  2. Step 2: Convert to fraction form
    1,678,998.84/2,317,080.90 = 953,969.46/x
  3. Step 3: Cross multiply
    1,678,998.84x = 2,317,080.90 × 953,969.46
  4. Step 4: Simplify right side
    1,678,998.84x = 2,210,424,414,949.31
  5. Step 5: Solve for x
    x = 2,210,424,414,949.31/1,678,998.84
  6. Step 6: Final answer
    x = 1,316,513.37

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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.