Home / 1,424,631.26-1,965,991.64-780,092.29

Finding the Fourth Proportional to 1,424,631.26, 1,965,991.64 and 780,092.29

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Solution

The fourth proportional to 1,424,631.26, 1,965,991.64 and 780,092.29 is: 1,076,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,631.26 : 1,965,991.64 = 780,092.29 : x
  2. Step 2: Convert to fraction form
    1,424,631.26/1,965,991.64 = 780,092.29/x
  3. Step 3: Cross multiply
    1,424,631.26x = 1,965,991.64 × 780,092.29
  4. Step 4: Simplify right side
    1,424,631.26x = 1,533,654,908,066.78
  5. Step 5: Solve for x
    x = 1,533,654,908,066.78/1,424,631.26
  6. Step 6: Final answer
    x = 1,076,527.63

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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.