Home / 1,516,612.96-2,092,908.50-872,035.72

Finding the Fourth Proportional to 1,516,612.96, 2,092,908.50 and 872,035.72

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Solution

The fourth proportional to 1,516,612.96, 2,092,908.50 and 872,035.72 is: 1,203,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,612.96 : 2,092,908.50 = 872,035.72 : x
  2. Step 2: Convert to fraction form
    1,516,612.96/2,092,908.50 = 872,035.72/x
  3. Step 3: Cross multiply
    1,516,612.96x = 2,092,908.50 × 872,035.72
  4. Step 4: Simplify right side
    1,516,612.96x = 1,825,090,970,691.62
  5. Step 5: Solve for x
    x = 1,825,090,970,691.62/1,516,612.96
  6. Step 6: Final answer
    x = 1,203,399.30

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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.