Home / 1,450,717.90-2,002,174.80-877,762.78

Finding the Fourth Proportional to 1,450,717.90, 2,002,174.80 and 877,762.78

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Solution

The fourth proportional to 1,450,717.90, 2,002,174.80 and 877,762.78 is: 1,211,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,717.90 : 2,002,174.80 = 877,762.78 : x
  2. Step 2: Convert to fraction form
    1,450,717.90/2,002,174.80 = 877,762.78/x
  3. Step 3: Cross multiply
    1,450,717.90x = 2,002,174.80 × 877,762.78
  4. Step 4: Simplify right side
    1,450,717.90x = 1,757,434,518,493.94
  5. Step 5: Solve for x
    x = 1,757,434,518,493.94/1,450,717.90
  6. Step 6: Final answer
    x = 1,211,424.03

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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.