Home / 1,214,086.89-1,675,430.67-670,223.28

Finding the Fourth Proportional to 1,214,086.89, 1,675,430.67 and 670,223.28

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Solution

The fourth proportional to 1,214,086.89, 1,675,430.67 and 670,223.28 is: 924,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,086.89 : 1,675,430.67 = 670,223.28 : x
  2. Step 2: Convert to fraction form
    1,214,086.89/1,675,430.67 = 670,223.28/x
  3. Step 3: Cross multiply
    1,214,086.89x = 1,675,430.67 × 670,223.28
  4. Step 4: Simplify right side
    1,214,086.89x = 1,122,912,639,060.00
  5. Step 5: Solve for x
    x = 1,122,912,639,060.00/1,214,086.89
  6. Step 6: Final answer
    x = 924,903.03

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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.