Home / 1,683,561.84-2,525,715.92-485,390.67

Finding the Fourth Proportional to 1,683,561.84, 2,525,715.92 and 485,390.67

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Solution

The fourth proportional to 1,683,561.84, 2,525,715.92 and 485,390.67 is: 728,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,561.84 : 2,525,715.92 = 485,390.67 : x
  2. Step 2: Convert to fraction form
    1,683,561.84/2,525,715.92 = 485,390.67/x
  3. Step 3: Cross multiply
    1,683,561.84x = 2,525,715.92 × 485,390.67
  4. Step 4: Simplify right side
    1,683,561.84x = 1,225,958,931,650.19
  5. Step 5: Solve for x
    x = 1,225,958,931,650.19/1,683,561.84
  6. Step 6: Final answer
    x = 728,193.59

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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.