Home / 1,625,732.56-2,243,481.53-900,578.03

Finding the Fourth Proportional to 1,625,732.56, 2,243,481.53 and 900,578.03

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Solution

The fourth proportional to 1,625,732.56, 2,243,481.53 and 900,578.03 is: 1,242,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,732.56 : 2,243,481.53 = 900,578.03 : x
  2. Step 2: Convert to fraction form
    1,625,732.56/2,243,481.53 = 900,578.03/x
  3. Step 3: Cross multiply
    1,625,732.56x = 2,243,481.53 × 900,578.03
  4. Step 4: Simplify right side
    1,625,732.56x = 2,020,430,176,628.79
  5. Step 5: Solve for x
    x = 2,020,430,176,628.79/1,625,732.56
  6. Step 6: Final answer
    x = 1,242,781.39

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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.