Home / 2,101,391.51-3,152,089.62-585,077.78

Finding the Fourth Proportional to 2,101,391.51, 3,152,089.62 and 585,077.78

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Solution

The fourth proportional to 2,101,391.51, 3,152,089.62 and 585,077.78 is: 877,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,391.51 : 3,152,089.62 = 585,077.78 : x
  2. Step 2: Convert to fraction form
    2,101,391.51/3,152,089.62 = 585,077.78/x
  3. Step 3: Cross multiply
    2,101,391.51x = 3,152,089.62 × 585,077.78
  4. Step 4: Simplify right side
    2,101,391.51x = 1,844,217,605,110.87
  5. Step 5: Solve for x
    x = 1,844,217,605,110.87/2,101,391.51
  6. Step 6: Final answer
    x = 877,617.33

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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.