Home / 1,339,944.74-2,009,485.14-441,172.46

Finding the Fourth Proportional to 1,339,944.74, 2,009,485.14 and 441,172.46

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Solution

The fourth proportional to 1,339,944.74, 2,009,485.14 and 441,172.46 is: 661,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,944.74 : 2,009,485.14 = 441,172.46 : x
  2. Step 2: Convert to fraction form
    1,339,944.74/2,009,485.14 = 441,172.46/x
  3. Step 3: Cross multiply
    1,339,944.74x = 2,009,485.14 × 441,172.46
  4. Step 4: Simplify right side
    1,339,944.74x = 886,529,502,547.24
  5. Step 5: Solve for x
    x = 886,529,502,547.24/1,339,944.74
  6. Step 6: Final answer
    x = 661,616.47

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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.