Home / 1,837,709.64-2,756,695.82-489,865.32

Finding the Fourth Proportional to 1,837,709.64, 2,756,695.82 and 489,865.32

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Solution

The fourth proportional to 1,837,709.64, 2,756,695.82 and 489,865.32 is: 734,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,709.64 : 2,756,695.82 = 489,865.32 : x
  2. Step 2: Convert to fraction form
    1,837,709.64/2,756,695.82 = 489,865.32/x
  3. Step 3: Cross multiply
    1,837,709.64x = 2,756,695.82 × 489,865.32
  4. Step 4: Simplify right side
    1,837,709.64x = 1,350,409,677,557.64
  5. Step 5: Solve for x
    x = 1,350,409,677,557.64/1,837,709.64
  6. Step 6: Final answer
    x = 734,832.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.