Home / 1,486,803.76-2,051,749.31-874,992.56

Finding the Fourth Proportional to 1,486,803.76, 2,051,749.31 and 874,992.56

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Solution

The fourth proportional to 1,486,803.76, 2,051,749.31 and 874,992.56 is: 1,207,466.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,803.76 : 2,051,749.31 = 874,992.56 : x
  2. Step 2: Convert to fraction form
    1,486,803.76/2,051,749.31 = 874,992.56/x
  3. Step 3: Cross multiply
    1,486,803.76x = 2,051,749.31 × 874,992.56
  4. Step 4: Simplify right side
    1,486,803.76x = 1,795,265,366,601.42
  5. Step 5: Solve for x
    x = 1,795,265,366,601.42/1,486,803.76
  6. Step 6: Final answer
    x = 1,207,466.26

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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.