Home / 1,309,741.44-1,807,502.59-729,001.63

Finding the Fourth Proportional to 1,309,741.44, 1,807,502.59 and 729,001.63

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Solution

The fourth proportional to 1,309,741.44, 1,807,502.59 and 729,001.63 is: 1,006,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,741.44 : 1,807,502.59 = 729,001.63 : x
  2. Step 2: Convert to fraction form
    1,309,741.44/1,807,502.59 = 729,001.63/x
  3. Step 3: Cross multiply
    1,309,741.44x = 1,807,502.59 × 729,001.63
  4. Step 4: Simplify right side
    1,309,741.44x = 1,317,672,334,339.22
  5. Step 5: Solve for x
    x = 1,317,672,334,339.22/1,309,741.44
  6. Step 6: Final answer
    x = 1,006,055.31

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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.