Home / 1,575,881.73-2,364,168.06-511,031.43

Finding the Fourth Proportional to 1,575,881.73, 2,364,168.06 and 511,031.43

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Solution

The fourth proportional to 1,575,881.73, 2,364,168.06 and 511,031.43 is: 766,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,881.73 : 2,364,168.06 = 511,031.43 : x
  2. Step 2: Convert to fraction form
    1,575,881.73/2,364,168.06 = 511,031.43/x
  3. Step 3: Cross multiply
    1,575,881.73x = 2,364,168.06 × 511,031.43
  4. Step 4: Simplify right side
    1,575,881.73x = 1,208,164,184,462.13
  5. Step 5: Solve for x
    x = 1,208,164,184,462.13/1,575,881.73
  6. Step 6: Final answer
    x = 766,659.17

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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.