Home / 2,333,261.88-3,220,000.56-1,300,769.46

Finding the Fourth Proportional to 2,333,261.88, 3,220,000.56 and 1,300,769.46

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Solution

The fourth proportional to 2,333,261.88, 3,220,000.56 and 1,300,769.46 is: 1,795,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333,261.88 : 3,220,000.56 = 1,300,769.46 : x
  2. Step 2: Convert to fraction form
    2,333,261.88/3,220,000.56 = 1,300,769.46/x
  3. Step 3: Cross multiply
    2,333,261.88x = 3,220,000.56 × 1,300,769.46
  4. Step 4: Simplify right side
    2,333,261.88x = 4,188,478,389,630.90
  5. Step 5: Solve for x
    x = 4,188,478,389,630.90/2,333,261.88
  6. Step 6: Final answer
    x = 1,795,117.14

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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.