Home / 1,483,497.05-2,225,645.06-763,446.39

Finding the Fourth Proportional to 1,483,497.05, 2,225,645.06 and 763,446.39

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Solution

The fourth proportional to 1,483,497.05, 2,225,645.06 and 763,446.39 is: 1,145,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,497.05 : 2,225,645.06 = 763,446.39 : x
  2. Step 2: Convert to fraction form
    1,483,497.05/2,225,645.06 = 763,446.39/x
  3. Step 3: Cross multiply
    1,483,497.05x = 2,225,645.06 × 763,446.39
  4. Step 4: Simplify right side
    1,483,497.05x = 1,699,160,686,478.33
  5. Step 5: Solve for x
    x = 1,699,160,686,478.33/1,483,497.05
  6. Step 6: Final answer
    x = 1,145,375.17

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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.