Home / 2,879,507.64-4,319,786.34-1,440,943.32

Finding the Fourth Proportional to 2,879,507.64, 4,319,786.34 and 1,440,943.32

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Solution

The fourth proportional to 2,879,507.64, 4,319,786.34 and 1,440,943.32 is: 2,161,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,507.64 : 4,319,786.34 = 1,440,943.32 : x
  2. Step 2: Convert to fraction form
    2,879,507.64/4,319,786.34 = 1,440,943.32/x
  3. Step 3: Cross multiply
    2,879,507.64x = 4,319,786.34 × 1,440,943.32
  4. Step 4: Simplify right side
    2,879,507.64x = 6,224,567,270,450.25
  5. Step 5: Solve for x
    x = 6,224,567,270,450.25/2,879,507.64
  6. Step 6: Final answer
    x = 2,161,677.64

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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.