Home / 1,046,021.47-1,568,422.54-405,577

Finding the Fourth Proportional to 1,046,021.47, 1,568,422.54 and 405,577

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Solution

The fourth proportional to 1,046,021.47, 1,568,422.54 and 405,577 is: 608,129.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,021.47 : 1,568,422.54 = 405,577 : x
  2. Step 2: Convert to fraction form
    1,046,021.47/1,568,422.54 = 405,577/x
  3. Step 3: Cross multiply
    1,046,021.47x = 1,568,422.54 × 405,577
  4. Step 4: Simplify right side
    1,046,021.47x = 636,116,108,505.58
  5. Step 5: Solve for x
    x = 636,116,108,505.58/1,046,021.47
  6. Step 6: Final answer
    x = 608,129.12

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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.