Home / 1,462,620.09-2,018,404.79-818,040.29

Finding the Fourth Proportional to 1,462,620.09, 2,018,404.79 and 818,040.29

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Solution

The fourth proportional to 1,462,620.09, 2,018,404.79 and 818,040.29 is: 1,128,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,620.09 : 2,018,404.79 = 818,040.29 : x
  2. Step 2: Convert to fraction form
    1,462,620.09/2,018,404.79 = 818,040.29/x
  3. Step 3: Cross multiply
    1,462,620.09x = 2,018,404.79 × 818,040.29
  4. Step 4: Simplify right side
    1,462,620.09x = 1,651,136,425,566.76
  5. Step 5: Solve for x
    x = 1,651,136,425,566.76/1,462,620.09
  6. Step 6: Final answer
    x = 1,128,889.48

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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.