Home / 1,609,124.68-2,410,012.86-768,266.92

Finding the Fourth Proportional to 1,609,124.68, 2,410,012.86 and 768,266.92

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Solution

The fourth proportional to 1,609,124.68, 2,410,012.86 and 768,266.92 is: 1,150,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,124.68 : 2,410,012.86 = 768,266.92 : x
  2. Step 2: Convert to fraction form
    1,609,124.68/2,410,012.86 = 768,266.92/x
  3. Step 3: Cross multiply
    1,609,124.68x = 2,410,012.86 × 768,266.92
  4. Step 4: Simplify right side
    1,609,124.68x = 1,851,533,157,112.59
  5. Step 5: Solve for x
    x = 1,851,533,157,112.59/1,609,124.68
  6. Step 6: Final answer
    x = 1,150,646.17

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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.