Home / 1,440,969.98-2,161,452.06-1,353,282.21

Finding the Fourth Proportional to 1,440,969.98, 2,161,452.06 and 1,353,282.21

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Solution

The fourth proportional to 1,440,969.98, 2,161,452.06 and 1,353,282.21 is: 2,029,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,969.98 : 2,161,452.06 = 1,353,282.21 : x
  2. Step 2: Convert to fraction form
    1,440,969.98/2,161,452.06 = 1,353,282.21/x
  3. Step 3: Cross multiply
    1,440,969.98x = 2,161,452.06 × 1,353,282.21
  4. Step 4: Simplify right side
    1,440,969.98x = 2,925,054,620,565.85
  5. Step 5: Solve for x
    x = 2,925,054,620,565.85/1,440,969.98
  6. Step 6: Final answer
    x = 2,029,920.59

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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.