Home / 1,713,679.20-2,570,000.67-515,283.39

Finding the Fourth Proportional to 1,713,679.20, 2,570,000.67 and 515,283.39

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Solution

The fourth proportional to 1,713,679.20, 2,570,000.67 and 515,283.39 is: 772,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,679.20 : 2,570,000.67 = 515,283.39 : x
  2. Step 2: Convert to fraction form
    1,713,679.20/2,570,000.67 = 515,283.39/x
  3. Step 3: Cross multiply
    1,713,679.20x = 2,570,000.67 × 515,283.39
  4. Step 4: Simplify right side
    1,713,679.20x = 1,324,278,657,539.87
  5. Step 5: Solve for x
    x = 1,324,278,657,539.87/1,713,679.20
  6. Step 6: Final answer
    x = 772,769.29

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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.