Home / 1,581,628.18-2,182,803.01-902,666.26

Finding the Fourth Proportional to 1,581,628.18, 2,182,803.01 and 902,666.26

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Solution

The fourth proportional to 1,581,628.18, 2,182,803.01 and 902,666.26 is: 1,245,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,628.18 : 2,182,803.01 = 902,666.26 : x
  2. Step 2: Convert to fraction form
    1,581,628.18/2,182,803.01 = 902,666.26/x
  3. Step 3: Cross multiply
    1,581,628.18x = 2,182,803.01 × 902,666.26
  4. Step 4: Simplify right side
    1,581,628.18x = 1,970,342,629,353.44
  5. Step 5: Solve for x
    x = 1,970,342,629,353.44/1,581,628.18
  6. Step 6: Final answer
    x = 1,245,768.54

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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.