Home / 1,943,438.56-2,681,938.16-1,083,998.16

Finding the Fourth Proportional to 1,943,438.56, 2,681,938.16 and 1,083,998.16

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Solution

The fourth proportional to 1,943,438.56, 2,681,938.16 and 1,083,998.16 is: 1,495,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,438.56 : 2,681,938.16 = 1,083,998.16 : x
  2. Step 2: Convert to fraction form
    1,943,438.56/2,681,938.16 = 1,083,998.16/x
  3. Step 3: Cross multiply
    1,943,438.56x = 2,681,938.16 × 1,083,998.16
  4. Step 4: Simplify right side
    1,943,438.56x = 2,907,216,030,673.79
  5. Step 5: Solve for x
    x = 2,907,216,030,673.79/1,943,438.56
  6. Step 6: Final answer
    x = 1,495,913.53

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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.