Home / 1,042,663.64-1,438,897.69-589,954.64

Finding the Fourth Proportional to 1,042,663.64, 1,438,897.69 and 589,954.64

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Solution

The fourth proportional to 1,042,663.64, 1,438,897.69 and 589,954.64 is: 814,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,663.64 : 1,438,897.69 = 589,954.64 : x
  2. Step 2: Convert to fraction form
    1,042,663.64/1,438,897.69 = 589,954.64/x
  3. Step 3: Cross multiply
    1,042,663.64x = 1,438,897.69 × 589,954.64
  4. Step 4: Simplify right side
    1,042,663.64x = 848,884,371,996.78
  5. Step 5: Solve for x
    x = 848,884,371,996.78/1,042,663.64
  6. Step 6: Final answer
    x = 814,149.78

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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.