Home / 1,701,059.70-2,555,391.15-1,421,123.70

Finding the Fourth Proportional to 1,701,059.70, 2,555,391.15 and 1,421,123.70

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Solution

The fourth proportional to 1,701,059.70, 2,555,391.15 and 1,421,123.70 is: 2,134,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,059.70 : 2,555,391.15 = 1,421,123.70 : x
  2. Step 2: Convert to fraction form
    1,701,059.70/2,555,391.15 = 1,421,123.70/x
  3. Step 3: Cross multiply
    1,701,059.70x = 2,555,391.15 × 1,421,123.70
  4. Step 4: Simplify right side
    1,701,059.70x = 3,631,526,926,035.26
  5. Step 5: Solve for x
    x = 3,631,526,926,035.26/1,701,059.70
  6. Step 6: Final answer
    x = 2,134,861.54

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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.