Home / 2,781,040-3,837,835.20-1,509,232

Finding the Fourth Proportional to 2,781,040, 3,837,835.20 and 1,509,232

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Solution

The fourth proportional to 2,781,040, 3,837,835.20 and 1,509,232 is: 2,082,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,040 : 3,837,835.20 = 1,509,232 : x
  2. Step 2: Convert to fraction form
    2,781,040/3,837,835.20 = 1,509,232/x
  3. Step 3: Cross multiply
    2,781,040x = 3,837,835.20 × 1,509,232
  4. Step 4: Simplify right side
    2,781,040x = 5,792,183,694,566.40
  5. Step 5: Solve for x
    x = 5,792,183,694,566.40/2,781,040
  6. Step 6: Final answer
    x = 2,082,740.16

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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.