Home / 1,211,667.02-1,817,827.77-370,195.82

Finding the Fourth Proportional to 1,211,667.02, 1,817,827.77 and 370,195.82

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Solution

The fourth proportional to 1,211,667.02, 1,817,827.77 and 370,195.82 is: 555,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,667.02 : 1,817,827.77 = 370,195.82 : x
  2. Step 2: Convert to fraction form
    1,211,667.02/1,817,827.77 = 370,195.82/x
  3. Step 3: Cross multiply
    1,211,667.02x = 1,817,827.77 × 370,195.82
  4. Step 4: Simplify right side
    1,211,667.02x = 672,952,241,933.92
  5. Step 5: Solve for x
    x = 672,952,241,933.92/1,211,667.02
  6. Step 6: Final answer
    x = 555,393.71

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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.