Home / 2,405,586.08-3,319,708.51-1,438,716.22

Finding the Fourth Proportional to 2,405,586.08, 3,319,708.51 and 1,438,716.22

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Solution

The fourth proportional to 2,405,586.08, 3,319,708.51 and 1,438,716.22 is: 1,985,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,586.08 : 3,319,708.51 = 1,438,716.22 : x
  2. Step 2: Convert to fraction form
    2,405,586.08/3,319,708.51 = 1,438,716.22/x
  3. Step 3: Cross multiply
    2,405,586.08x = 3,319,708.51 × 1,438,716.22
  4. Step 4: Simplify right side
    2,405,586.08x = 4,776,118,479,009.03
  5. Step 5: Solve for x
    x = 4,776,118,479,009.03/2,405,586.08
  6. Step 6: Final answer
    x = 1,985,428.22

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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.