Home / 1,583,476.80-2,375,181.96-385,405.80

Finding the Fourth Proportional to 1,583,476.80, 2,375,181.96 and 385,405.80

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Solution

The fourth proportional to 1,583,476.80, 2,375,181.96 and 385,405.80 is: 578,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,476.80 : 2,375,181.96 = 385,405.80 : x
  2. Step 2: Convert to fraction form
    1,583,476.80/2,375,181.96 = 385,405.80/x
  3. Step 3: Cross multiply
    1,583,476.80x = 2,375,181.96 × 385,405.80
  4. Step 4: Simplify right side
    1,583,476.80x = 915,408,903,439.37
  5. Step 5: Solve for x
    x = 915,408,903,439.37/1,583,476.80
  6. Step 6: Final answer
    x = 578,100.61

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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.