Home / 1,938,904.98-2,675,683.17-1,079,443.14

Finding the Fourth Proportional to 1,938,904.98, 2,675,683.17 and 1,079,443.14

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Solution

The fourth proportional to 1,938,904.98, 2,675,683.17 and 1,079,443.14 is: 1,489,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,904.98 : 2,675,683.17 = 1,079,443.14 : x
  2. Step 2: Convert to fraction form
    1,938,904.98/2,675,683.17 = 1,079,443.14/x
  3. Step 3: Cross multiply
    1,938,904.98x = 2,675,683.17 × 1,079,443.14
  4. Step 4: Simplify right side
    1,938,904.98x = 2,888,247,842,669.95
  5. Step 5: Solve for x
    x = 2,888,247,842,669.95/1,938,904.98
  6. Step 6: Final answer
    x = 1,489,628.36

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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.