Home / 1,483,399.96-2,047,132.20-838,916.56

Finding the Fourth Proportional to 1,483,399.96, 2,047,132.20 and 838,916.56

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Solution

The fourth proportional to 1,483,399.96, 2,047,132.20 and 838,916.56 is: 1,157,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,399.96 : 2,047,132.20 = 838,916.56 : x
  2. Step 2: Convert to fraction form
    1,483,399.96/2,047,132.20 = 838,916.56/x
  3. Step 3: Cross multiply
    1,483,399.96x = 2,047,132.20 × 838,916.56
  4. Step 4: Simplify right side
    1,483,399.96x = 1,717,373,103,089.23
  5. Step 5: Solve for x
    x = 1,717,373,103,089.23/1,483,399.96
  6. Step 6: Final answer
    x = 1,157,727.62

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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.