Home / 1,149,040.54-1,585,675.98-665,699.14

Finding the Fourth Proportional to 1,149,040.54, 1,585,675.98 and 665,699.14

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Solution

The fourth proportional to 1,149,040.54, 1,585,675.98 and 665,699.14 is: 918,664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,040.54 : 1,585,675.98 = 665,699.14 : x
  2. Step 2: Convert to fraction form
    1,149,040.54/1,585,675.98 = 665,699.14/x
  3. Step 3: Cross multiply
    1,149,040.54x = 1,585,675.98 × 665,699.14
  4. Step 4: Simplify right side
    1,149,040.54x = 1,055,583,136,204.66
  5. Step 5: Solve for x
    x = 1,055,583,136,204.66/1,149,040.54
  6. Step 6: Final answer
    x = 918,664.83

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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.