Home / 3,192,383.12-4,405,582.32-1,742,172.20

Finding the Fourth Proportional to 3,192,383.12, 4,405,582.32 and 1,742,172.20

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Solution

The fourth proportional to 3,192,383.12, 4,405,582.32 and 1,742,172.20 is: 2,404,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,383.12 : 4,405,582.32 = 1,742,172.20 : x
  2. Step 2: Convert to fraction form
    3,192,383.12/4,405,582.32 = 1,742,172.20/x
  3. Step 3: Cross multiply
    3,192,383.12x = 4,405,582.32 × 1,742,172.20
  4. Step 4: Simplify right side
    3,192,383.12x = 7,675,283,042,715.50
  5. Step 5: Solve for x
    x = 7,675,283,042,715.50/3,192,383.12
  6. Step 6: Final answer
    x = 2,404,248.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.