Home / 1,836,692.85-2,755,240.20-623,145.67

Finding the Fourth Proportional to 1,836,692.85, 2,755,240.20 and 623,145.67

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Solution

The fourth proportional to 1,836,692.85, 2,755,240.20 and 623,145.67 is: 934,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,692.85 : 2,755,240.20 = 623,145.67 : x
  2. Step 2: Convert to fraction form
    1,836,692.85/2,755,240.20 = 623,145.67/x
  3. Step 3: Cross multiply
    1,836,692.85x = 2,755,240.20 × 623,145.67
  4. Step 4: Simplify right side
    1,836,692.85x = 1,716,916,000,439.93
  5. Step 5: Solve for x
    x = 1,716,916,000,439.93/1,836,692.85
  6. Step 6: Final answer
    x = 934,786.67

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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.