Home / 1,667,827.24-2,501,740.86-405,655.72

Finding the Fourth Proportional to 1,667,827.24, 2,501,740.86 and 405,655.72

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Solution

The fourth proportional to 1,667,827.24, 2,501,740.86 and 405,655.72 is: 608,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,827.24 : 2,501,740.86 = 405,655.72 : x
  2. Step 2: Convert to fraction form
    1,667,827.24/2,501,740.86 = 405,655.72/x
  3. Step 3: Cross multiply
    1,667,827.24x = 2,501,740.86 × 405,655.72
  4. Step 4: Simplify right side
    1,667,827.24x = 1,014,845,489,816.72
  5. Step 5: Solve for x
    x = 1,014,845,489,816.72/1,667,827.24
  6. Step 6: Final answer
    x = 608,483.58

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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.