Home / 1,303,979.45-1,955,564.10-629,641.49

Finding the Fourth Proportional to 1,303,979.45, 1,955,564.10 and 629,641.49

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Solution

The fourth proportional to 1,303,979.45, 1,955,564.10 and 629,641.49 is: 944,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,979.45 : 1,955,564.10 = 629,641.49 : x
  2. Step 2: Convert to fraction form
    1,303,979.45/1,955,564.10 = 629,641.49/x
  3. Step 3: Cross multiply
    1,303,979.45x = 1,955,564.10 × 629,641.49
  4. Step 4: Simplify right side
    1,303,979.45x = 1,231,304,283,936.69
  5. Step 5: Solve for x
    x = 1,231,304,283,936.69/1,303,979.45
  6. Step 6: Final answer
    x = 944,266.64

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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.