Home / 1,628,056.90-2,442,438.01-490,723.96

Finding the Fourth Proportional to 1,628,056.90, 2,442,438.01 and 490,723.96

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Solution

The fourth proportional to 1,628,056.90, 2,442,438.01 and 490,723.96 is: 736,192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,056.90 : 2,442,438.01 = 490,723.96 : x
  2. Step 2: Convert to fraction form
    1,628,056.90/2,442,438.01 = 490,723.96/x
  3. Step 3: Cross multiply
    1,628,056.90x = 2,442,438.01 × 490,723.96
  4. Step 4: Simplify right side
    1,628,056.90x = 1,198,562,852,321.72
  5. Step 5: Solve for x
    x = 1,198,562,852,321.72/1,628,056.90
  6. Step 6: Final answer
    x = 736,192.24

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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.