Home / 1,611,074.80-2,415,102.90-545,370.76

Finding the Fourth Proportional to 1,611,074.80, 2,415,102.90 and 545,370.76

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Solution

The fourth proportional to 1,611,074.80, 2,415,102.90 and 545,370.76 is: 817,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,074.80 : 2,415,102.90 = 545,370.76 : x
  2. Step 2: Convert to fraction form
    1,611,074.80/2,415,102.90 = 545,370.76/x
  3. Step 3: Cross multiply
    1,611,074.80x = 2,415,102.90 × 545,370.76
  4. Step 4: Simplify right side
    1,611,074.80x = 1,317,126,504,051.20
  5. Step 5: Solve for x
    x = 1,317,126,504,051.20/1,611,074.80
  6. Step 6: Final answer
    x = 817,545.22

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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.