Home / 1,439,713.22-2,159,347.89-480,185.60

Finding the Fourth Proportional to 1,439,713.22, 2,159,347.89 and 480,185.60

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Solution

The fourth proportional to 1,439,713.22, 2,159,347.89 and 480,185.60 is: 720,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,713.22 : 2,159,347.89 = 480,185.60 : x
  2. Step 2: Convert to fraction form
    1,439,713.22/2,159,347.89 = 480,185.60/x
  3. Step 3: Cross multiply
    1,439,713.22x = 2,159,347.89 × 480,185.60
  4. Step 4: Simplify right side
    1,439,713.22x = 1,036,887,762,168.38
  5. Step 5: Solve for x
    x = 1,036,887,762,168.38/1,439,713.22
  6. Step 6: Final answer
    x = 720,204.38

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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.