Home / 1,522,894.42-2,284,346.90-385,656.31

Finding the Fourth Proportional to 1,522,894.42, 2,284,346.90 and 385,656.31

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Solution

The fourth proportional to 1,522,894.42, 2,284,346.90 and 385,656.31 is: 578,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,894.42 : 2,284,346.90 = 385,656.31 : x
  2. Step 2: Convert to fraction form
    1,522,894.42/2,284,346.90 = 385,656.31/x
  3. Step 3: Cross multiply
    1,522,894.42x = 2,284,346.90 × 385,656.31
  4. Step 4: Simplify right side
    1,522,894.42x = 880,972,796,213.94
  5. Step 5: Solve for x
    x = 880,972,796,213.94/1,522,894.42
  6. Step 6: Final answer
    x = 578,485.80

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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.