Home / 2,679,869.70-4,018,940.69-882,325.19

Finding the Fourth Proportional to 2,679,869.70, 4,018,940.69 and 882,325.19

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Solution

The fourth proportional to 2,679,869.70, 4,018,940.69 and 882,325.19 is: 1,323,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,869.70 : 4,018,940.69 = 882,325.19 : x
  2. Step 2: Convert to fraction form
    2,679,869.70/4,018,940.69 = 882,325.19/x
  3. Step 3: Cross multiply
    2,679,869.70x = 4,018,940.69 × 882,325.19
  4. Step 4: Simplify right side
    2,679,869.70x = 3,546,012,613,538.71
  5. Step 5: Solve for x
    x = 3,546,012,613,538.71/2,679,869.70
  6. Step 6: Final answer
    x = 1,323,203.37

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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.