Home / 1,522,871.76-2,284,312.80-385,633.44

Finding the Fourth Proportional to 1,522,871.76, 2,284,312.80 and 385,633.44

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Solution

The fourth proportional to 1,522,871.76, 2,284,312.80 and 385,633.44 is: 578,451.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,871.76 : 2,284,312.80 = 385,633.44 : x
  2. Step 2: Convert to fraction form
    1,522,871.76/2,284,312.80 = 385,633.44/x
  3. Step 3: Cross multiply
    1,522,871.76x = 2,284,312.80 × 385,633.44
  4. Step 4: Simplify right side
    1,522,871.76x = 880,907,403,100.03
  5. Step 5: Solve for x
    x = 880,907,403,100.03/1,522,871.76
  6. Step 6: Final answer
    x = 578,451.47

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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.