Home / 1,404,615.24-1,938,354.48-760,021.20

Finding the Fourth Proportional to 1,404,615.24, 1,938,354.48 and 760,021.20

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Solution

The fourth proportional to 1,404,615.24, 1,938,354.48 and 760,021.20 is: 1,048,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,615.24 : 1,938,354.48 = 760,021.20 : x
  2. Step 2: Convert to fraction form
    1,404,615.24/1,938,354.48 = 760,021.20/x
  3. Step 3: Cross multiply
    1,404,615.24x = 1,938,354.48 × 760,021.20
  4. Step 4: Simplify right side
    1,404,615.24x = 1,473,190,497,914.98
  5. Step 5: Solve for x
    x = 1,473,190,497,914.98/1,404,615.24
  6. Step 6: Final answer
    x = 1,048,821.38

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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.