Home / 1,185,105.04-1,777,878.69-475,188.64

Finding the Fourth Proportional to 1,185,105.04, 1,777,878.69 and 475,188.64

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Solution

The fourth proportional to 1,185,105.04, 1,777,878.69 and 475,188.64 is: 712,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,105.04 : 1,777,878.69 = 475,188.64 : x
  2. Step 2: Convert to fraction form
    1,185,105.04/1,777,878.69 = 475,188.64/x
  3. Step 3: Cross multiply
    1,185,105.04x = 1,777,878.69 × 475,188.64
  4. Step 4: Simplify right side
    1,185,105.04x = 844,827,756,786.08
  5. Step 5: Solve for x
    x = 844,827,756,786.08/1,185,105.04
  6. Step 6: Final answer
    x = 712,871.63

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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.