Home / 1,450,711.89-2,002,166.51-877,756.77

Finding the Fourth Proportional to 1,450,711.89, 2,002,166.51 and 877,756.77

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Solution

The fourth proportional to 1,450,711.89, 2,002,166.51 and 877,756.77 is: 1,211,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,711.89 : 2,002,166.51 = 877,756.77 : x
  2. Step 2: Convert to fraction form
    1,450,711.89/2,002,166.51 = 877,756.77/x
  3. Step 3: Cross multiply
    1,450,711.89x = 2,002,166.51 × 877,756.77
  4. Step 4: Simplify right side
    1,450,711.89x = 1,757,415,204,430.99
  5. Step 5: Solve for x
    x = 1,757,415,204,430.99/1,450,711.89
  6. Step 6: Final answer
    x = 1,211,415.73

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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.