Home / 1,766,675.86-2,650,057.35-644,744.50

Finding the Fourth Proportional to 1,766,675.86, 2,650,057.35 and 644,744.50

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Solution

The fourth proportional to 1,766,675.86, 2,650,057.35 and 644,744.50 is: 967,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,675.86 : 2,650,057.35 = 644,744.50 : x
  2. Step 2: Convert to fraction form
    1,766,675.86/2,650,057.35 = 644,744.50/x
  3. Step 3: Cross multiply
    1,766,675.86x = 2,650,057.35 × 644,744.50
  4. Step 4: Simplify right side
    1,766,675.86x = 1,708,609,901,097.08
  5. Step 5: Solve for x
    x = 1,708,609,901,097.08/1,766,675.86
  6. Step 6: Final answer
    x = 967,132.65

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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.