Home / 1,184,610.21-1,776,913.87-385,890.45

Finding the Fourth Proportional to 1,184,610.21, 1,776,913.87 and 385,890.45

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Solution

The fourth proportional to 1,184,610.21, 1,776,913.87 and 385,890.45 is: 578,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,610.21 : 1,776,913.87 = 385,890.45 : x
  2. Step 2: Convert to fraction form
    1,184,610.21/1,776,913.87 = 385,890.45/x
  3. Step 3: Cross multiply
    1,184,610.21x = 1,776,913.87 × 385,890.45
  4. Step 4: Simplify right side
    1,184,610.21x = 685,694,092,905.54
  5. Step 5: Solve for x
    x = 685,694,092,905.54/1,184,610.21
  6. Step 6: Final answer
    x = 578,835.20

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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.