Home / 1,055,514.49-1,582,671.91-415,471.33

Finding the Fourth Proportional to 1,055,514.49, 1,582,671.91 and 415,471.33

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Solution

The fourth proportional to 1,055,514.49, 1,582,671.91 and 415,471.33 is: 622,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,514.49 : 1,582,671.91 = 415,471.33 : x
  2. Step 2: Convert to fraction form
    1,055,514.49/1,582,671.91 = 415,471.33/x
  3. Step 3: Cross multiply
    1,055,514.49x = 1,582,671.91 × 415,471.33
  4. Step 4: Simplify right side
    1,055,514.49x = 657,554,803,401.34
  5. Step 5: Solve for x
    x = 657,554,803,401.34/1,055,514.49
  6. Step 6: Final answer
    x = 622,970.89

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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.