Home / 1,214,241.40-1,821,029.60-456,024.22

Finding the Fourth Proportional to 1,214,241.40, 1,821,029.60 and 456,024.22

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Solution

The fourth proportional to 1,214,241.40, 1,821,029.60 and 456,024.22 is: 683,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,241.40 : 1,821,029.60 = 456,024.22 : x
  2. Step 2: Convert to fraction form
    1,214,241.40/1,821,029.60 = 456,024.22/x
  3. Step 3: Cross multiply
    1,214,241.40x = 1,821,029.60 × 456,024.22
  4. Step 4: Simplify right side
    1,214,241.40x = 830,433,602,936.91
  5. Step 5: Solve for x
    x = 830,433,602,936.91/1,214,241.40
  6. Step 6: Final answer
    x = 683,911.46

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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.