Home / 1,424,293.02-2,133,577.80-665,087.31

Finding the Fourth Proportional to 1,424,293.02, 2,133,577.80 and 665,087.31

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Solution

The fourth proportional to 1,424,293.02, 2,133,577.80 and 665,087.31 is: 996,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,293.02 : 2,133,577.80 = 665,087.31 : x
  2. Step 2: Convert to fraction form
    1,424,293.02/2,133,577.80 = 665,087.31/x
  3. Step 3: Cross multiply
    1,424,293.02x = 2,133,577.80 × 665,087.31
  4. Step 4: Simplify right side
    1,424,293.02x = 1,419,015,519,677.72
  5. Step 5: Solve for x
    x = 1,419,015,519,677.72/1,424,293.02
  6. Step 6: Final answer
    x = 996,294.65

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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.