Home / 1,618,529.70-2,425,720.95-1,440,200.10

Finding the Fourth Proportional to 1,618,529.70, 2,425,720.95 and 1,440,200.10

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Solution

The fourth proportional to 1,618,529.70, 2,425,720.95 and 1,440,200.10 is: 2,158,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,529.70 : 2,425,720.95 = 1,440,200.10 : x
  2. Step 2: Convert to fraction form
    1,618,529.70/2,425,720.95 = 1,440,200.10/x
  3. Step 3: Cross multiply
    1,618,529.70x = 2,425,720.95 × 1,440,200.10
  4. Step 4: Simplify right side
    1,618,529.70x = 3,493,523,554,762.10
  5. Step 5: Solve for x
    x = 3,493,523,554,762.10/1,618,529.70
  6. Step 6: Final answer
    x = 2,158,455.02

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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.