Home / 1,517,443.74-2,093,893.20-905,483.07

Finding the Fourth Proportional to 1,517,443.74, 2,093,893.20 and 905,483.07

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Solution

The fourth proportional to 1,517,443.74, 2,093,893.20 and 905,483.07 is: 1,249,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,443.74 : 2,093,893.20 = 905,483.07 : x
  2. Step 2: Convert to fraction form
    1,517,443.74/2,093,893.20 = 905,483.07/x
  3. Step 3: Cross multiply
    1,517,443.74x = 2,093,893.20 × 905,483.07
  4. Step 4: Simplify right side
    1,517,443.74x = 1,895,984,842,988.12
  5. Step 5: Solve for x
    x = 1,895,984,842,988.12/1,517,443.74
  6. Step 6: Final answer
    x = 1,249,459.73

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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.