Home / 1,628,054.90-2,442,435.01-490,721.96

Finding the Fourth Proportional to 1,628,054.90, 2,442,435.01 and 490,721.96

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Solution

The fourth proportional to 1,628,054.90, 2,442,435.01 and 490,721.96 is: 736,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,054.90 : 2,442,435.01 = 490,721.96 : x
  2. Step 2: Convert to fraction form
    1,628,054.90/2,442,435.01 = 490,721.96/x
  3. Step 3: Cross multiply
    1,628,054.90x = 2,442,435.01 × 490,721.96
  4. Step 4: Simplify right side
    1,628,054.90x = 1,198,556,481,840.84
  5. Step 5: Solve for x
    x = 1,198,556,481,840.84/1,628,054.90
  6. Step 6: Final answer
    x = 736,189.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.