Home / 1,581,197.38-2,371,861.70-459,266.38

Finding the Fourth Proportional to 1,581,197.38, 2,371,861.70 and 459,266.38

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Solution

The fourth proportional to 1,581,197.38, 2,371,861.70 and 459,266.38 is: 688,918.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,197.38 : 2,371,861.70 = 459,266.38 : x
  2. Step 2: Convert to fraction form
    1,581,197.38/2,371,861.70 = 459,266.38/x
  3. Step 3: Cross multiply
    1,581,197.38x = 2,371,861.70 × 459,266.38
  4. Step 4: Simplify right side
    1,581,197.38x = 1,089,316,336,819.65
  5. Step 5: Solve for x
    x = 1,089,316,336,819.65/1,581,197.38
  6. Step 6: Final answer
    x = 688,918.63

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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.