Home / 1,676,897.50-2,515,347.03-539,659.56

Finding the Fourth Proportional to 1,676,897.50, 2,515,347.03 and 539,659.56

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Solution

The fourth proportional to 1,676,897.50, 2,515,347.03 and 539,659.56 is: 809,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,897.50 : 2,515,347.03 = 539,659.56 : x
  2. Step 2: Convert to fraction form
    1,676,897.50/2,515,347.03 = 539,659.56/x
  3. Step 3: Cross multiply
    1,676,897.50x = 2,515,347.03 × 539,659.56
  4. Step 4: Simplify right side
    1,676,897.50x = 1,357,431,064,719.28
  5. Step 5: Solve for x
    x = 1,357,431,064,719.28/1,676,897.50
  6. Step 6: Final answer
    x = 809,489.59

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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.