Home / 1,362,056.30-1,879,650.42-750,211.28

Finding the Fourth Proportional to 1,362,056.30, 1,879,650.42 and 750,211.28

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Solution

The fourth proportional to 1,362,056.30, 1,879,650.42 and 750,211.28 is: 1,035,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,056.30 : 1,879,650.42 = 750,211.28 : x
  2. Step 2: Convert to fraction form
    1,362,056.30/1,879,650.42 = 750,211.28/x
  3. Step 3: Cross multiply
    1,362,056.30x = 1,879,650.42 × 750,211.28
  4. Step 4: Simplify right side
    1,362,056.30x = 1,410,134,947,540.74
  5. Step 5: Solve for x
    x = 1,410,134,947,540.74/1,362,056.30
  6. Step 6: Final answer
    x = 1,035,298.58

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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.