Home / 3,211,359.05-4,431,681.29-1,761,064.88

Finding the Fourth Proportional to 3,211,359.05, 4,431,681.29 and 1,761,064.88

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Solution

The fourth proportional to 3,211,359.05, 4,431,681.29 and 1,761,064.88 is: 2,430,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,359.05 : 4,431,681.29 = 1,761,064.88 : x
  2. Step 2: Convert to fraction form
    3,211,359.05/4,431,681.29 = 1,761,064.88/x
  3. Step 3: Cross multiply
    3,211,359.05x = 4,431,681.29 × 1,761,064.88
  4. Step 4: Simplify right side
    3,211,359.05x = 7,804,478,261,416.35
  5. Step 5: Solve for x
    x = 7,804,478,261,416.35/3,211,359.05
  6. Step 6: Final answer
    x = 2,430,272.71

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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.