Home / 1,323,883-1,826,958.54-720,275.32

Finding the Fourth Proportional to 1,323,883, 1,826,958.54 and 720,275.32

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Solution

The fourth proportional to 1,323,883, 1,826,958.54 and 720,275.32 is: 993,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,883 : 1,826,958.54 = 720,275.32 : x
  2. Step 2: Convert to fraction form
    1,323,883/1,826,958.54 = 720,275.32/x
  3. Step 3: Cross multiply
    1,323,883x = 1,826,958.54 × 720,275.32
  4. Step 4: Simplify right side
    1,323,883x = 1,315,913,147,025.23
  5. Step 5: Solve for x
    x = 1,315,913,147,025.23/1,323,883
  6. Step 6: Final answer
    x = 993,979.94

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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.