Home / 1,489,259.34-2,055,113.12-826,929.96

Finding the Fourth Proportional to 1,489,259.34, 2,055,113.12 and 826,929.96

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Solution

The fourth proportional to 1,489,259.34, 2,055,113.12 and 826,929.96 is: 1,141,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,259.34 : 2,055,113.12 = 826,929.96 : x
  2. Step 2: Convert to fraction form
    1,489,259.34/2,055,113.12 = 826,929.96/x
  3. Step 3: Cross multiply
    1,489,259.34x = 2,055,113.12 × 826,929.96
  4. Step 4: Simplify right side
    1,489,259.34x = 1,699,434,605,982.43
  5. Step 5: Solve for x
    x = 1,699,434,605,982.43/1,489,259.34
  6. Step 6: Final answer
    x = 1,141,127.38

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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.