Home / 1,672,741.63-2,308,399.71-947,573.84

Finding the Fourth Proportional to 1,672,741.63, 2,308,399.71 and 947,573.84

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Solution

The fourth proportional to 1,672,741.63, 2,308,399.71 and 947,573.84 is: 1,307,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,741.63 : 2,308,399.71 = 947,573.84 : x
  2. Step 2: Convert to fraction form
    1,672,741.63/2,308,399.71 = 947,573.84/x
  3. Step 3: Cross multiply
    1,672,741.63x = 2,308,399.71 × 947,573.84
  4. Step 4: Simplify right side
    1,672,741.63x = 2,187,379,185,007.29
  5. Step 5: Solve for x
    x = 2,187,379,185,007.29/1,672,741.63
  6. Step 6: Final answer
    x = 1,307,661.11

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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.