Home / 1,404,801.41-1,938,630.84-760,221.44

Finding the Fourth Proportional to 1,404,801.41, 1,938,630.84 and 760,221.44

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Solution

The fourth proportional to 1,404,801.41, 1,938,630.84 and 760,221.44 is: 1,049,108.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,801.41 : 1,938,630.84 = 760,221.44 : x
  2. Step 2: Convert to fraction form
    1,404,801.41/1,938,630.84 = 760,221.44/x
  3. Step 3: Cross multiply
    1,404,801.41x = 1,938,630.84 × 760,221.44
  4. Step 4: Simplify right side
    1,404,801.41x = 1,473,788,728,813.21
  5. Step 5: Solve for x
    x = 1,473,788,728,813.21/1,404,801.41
  6. Step 6: Final answer
    x = 1,049,108.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.