Home / 1,336,667.51-2,004,918.22-425,827.46

Finding the Fourth Proportional to 1,336,667.51, 2,004,918.22 and 425,827.46

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Solution

The fourth proportional to 1,336,667.51, 2,004,918.22 and 425,827.46 is: 638,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,667.51 : 2,004,918.22 = 425,827.46 : x
  2. Step 2: Convert to fraction form
    1,336,667.51/2,004,918.22 = 425,827.46/x
  3. Step 3: Cross multiply
    1,336,667.51x = 2,004,918.22 × 425,827.46
  4. Step 4: Simplify right side
    1,336,667.51x = 853,749,233,130.32
  5. Step 5: Solve for x
    x = 853,749,233,130.32/1,336,667.51
  6. Step 6: Final answer
    x = 638,714.73

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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.