Home / 1,119,683.84-1,542,215.04-928,083.20

Finding the Fourth Proportional to 1,119,683.84, 1,542,215.04 and 928,083.20

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Solution

The fourth proportional to 1,119,683.84, 1,542,215.04 and 928,083.20 is: 1,278,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,683.84 : 1,542,215.04 = 928,083.20 : x
  2. Step 2: Convert to fraction form
    1,119,683.84/1,542,215.04 = 928,083.20/x
  3. Step 3: Cross multiply
    1,119,683.84x = 1,542,215.04 × 928,083.20
  4. Step 4: Simplify right side
    1,119,683.84x = 1,431,303,869,411.33
  5. Step 5: Solve for x
    x = 1,431,303,869,411.33/1,119,683.84
  6. Step 6: Final answer
    x = 1,278,310.73

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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.