Home / 1,404,570.86-1,938,302.43-759,992.30

Finding the Fourth Proportional to 1,404,570.86, 1,938,302.43 and 759,992.30

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Solution

The fourth proportional to 1,404,570.86, 1,938,302.43 and 759,992.30 is: 1,048,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,570.86 : 1,938,302.43 = 759,992.30 : x
  2. Step 2: Convert to fraction form
    1,404,570.86/1,938,302.43 = 759,992.30/x
  3. Step 3: Cross multiply
    1,404,570.86x = 1,938,302.43 × 759,992.30
  4. Step 4: Simplify right side
    1,404,570.86x = 1,473,094,921,871.29
  5. Step 5: Solve for x
    x = 1,473,094,921,871.29/1,404,570.86
  6. Step 6: Final answer
    x = 1,048,786.48

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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.