Home / 3,688,254.66-5,531,883.70-992,741.64

Finding the Fourth Proportional to 3,688,254.66, 5,531,883.70 and 992,741.64

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Solution

The fourth proportional to 3,688,254.66, 5,531,883.70 and 992,741.64 is: 1,488,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,254.66 : 5,531,883.70 = 992,741.64 : x
  2. Step 2: Convert to fraction form
    3,688,254.66/5,531,883.70 = 992,741.64/x
  3. Step 3: Cross multiply
    3,688,254.66x = 5,531,883.70 × 992,741.64
  4. Step 4: Simplify right side
    3,688,254.66x = 5,491,731,296,627.27
  5. Step 5: Solve for x
    x = 5,491,731,296,627.27/3,688,254.66
  6. Step 6: Final answer
    x = 1,488,978.34

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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.