Home / 2,586,879.86-3,570,004.53-1,440,960.71

Finding the Fourth Proportional to 2,586,879.86, 3,570,004.53 and 1,440,960.71

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Solution

The fourth proportional to 2,586,879.86, 3,570,004.53 and 1,440,960.71 is: 1,988,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,879.86 : 3,570,004.53 = 1,440,960.71 : x
  2. Step 2: Convert to fraction form
    2,586,879.86/3,570,004.53 = 1,440,960.71/x
  3. Step 3: Cross multiply
    2,586,879.86x = 3,570,004.53 × 1,440,960.71
  4. Step 4: Simplify right side
    2,586,879.86x = 5,144,236,244,401.99
  5. Step 5: Solve for x
    x = 5,144,236,244,401.99/2,586,879.86
  6. Step 6: Final answer
    x = 1,988,587.23

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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.