Home / 1,157,394.67-1,597,623.90-942,161.07

Finding the Fourth Proportional to 1,157,394.67, 1,597,623.90 and 942,161.07

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Solution

The fourth proportional to 1,157,394.67, 1,597,623.90 and 942,161.07 is: 1,300,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,394.67 : 1,597,623.90 = 942,161.07 : x
  2. Step 2: Convert to fraction form
    1,157,394.67/1,597,623.90 = 942,161.07/x
  3. Step 3: Cross multiply
    1,157,394.67x = 1,597,623.90 × 942,161.07
  4. Step 4: Simplify right side
    1,157,394.67x = 1,505,219,030,382.65
  5. Step 5: Solve for x
    x = 1,505,219,030,382.65/1,157,394.67
  6. Step 6: Final answer
    x = 1,300,523.55

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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.