Home / 2,918,403.65-4,027,436.86-1,611,743.82

Finding the Fourth Proportional to 2,918,403.65, 4,027,436.86 and 1,611,743.82

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Solution

The fourth proportional to 2,918,403.65, 4,027,436.86 and 1,611,743.82 is: 2,224,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,403.65 : 4,027,436.86 = 1,611,743.82 : x
  2. Step 2: Convert to fraction form
    2,918,403.65/4,027,436.86 = 1,611,743.82/x
  3. Step 3: Cross multiply
    2,918,403.65x = 4,027,436.86 × 1,611,743.82
  4. Step 4: Simplify right side
    2,918,403.65x = 6,491,196,465,515.85
  5. Step 5: Solve for x
    x = 6,491,196,465,515.85/2,918,403.65
  6. Step 6: Final answer
    x = 2,224,228.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.