Home / 2,124,282.72-2,928,190.32-1,444,038.24

Finding the Fourth Proportional to 2,124,282.72, 2,928,190.32 and 1,444,038.24

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Solution

The fourth proportional to 2,124,282.72, 2,928,190.32 and 1,444,038.24 is: 1,990,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,282.72 : 2,928,190.32 = 1,444,038.24 : x
  2. Step 2: Convert to fraction form
    2,124,282.72/2,928,190.32 = 1,444,038.24/x
  3. Step 3: Cross multiply
    2,124,282.72x = 2,928,190.32 × 1,444,038.24
  4. Step 4: Simplify right side
    2,124,282.72x = 4,228,418,796,077.84
  5. Step 5: Solve for x
    x = 4,228,418,796,077.84/2,124,282.72
  6. Step 6: Final answer
    x = 1,990,516.03

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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.