Home / 1,463,031.52-2,018,986.48-818,462.48

Finding the Fourth Proportional to 1,463,031.52, 2,018,986.48 and 818,462.48

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Solution

The fourth proportional to 1,463,031.52, 2,018,986.48 and 818,462.48 is: 1,129,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,031.52 : 2,018,986.48 = 818,462.48 : x
  2. Step 2: Convert to fraction form
    1,463,031.52/2,018,986.48 = 818,462.48/x
  3. Step 3: Cross multiply
    1,463,031.52x = 2,018,986.48 × 818,462.48
  4. Step 4: Simplify right side
    1,463,031.52x = 1,652,464,681,507.27
  5. Step 5: Solve for x
    x = 1,652,464,681,507.27/1,463,031.52
  6. Step 6: Final answer
    x = 1,129,479.89

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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.