Home / 1,372,505.96-1,894,133.76-760,646

Finding the Fourth Proportional to 1,372,505.96, 1,894,133.76 and 760,646

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Solution

The fourth proportional to 1,372,505.96, 1,894,133.76 and 760,646 is: 1,049,733.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,505.96 : 1,894,133.76 = 760,646 : x
  2. Step 2: Convert to fraction form
    1,372,505.96/1,894,133.76 = 760,646/x
  3. Step 3: Cross multiply
    1,372,505.96x = 1,894,133.76 × 760,646
  4. Step 4: Simplify right side
    1,372,505.96x = 1,440,765,268,008.96
  5. Step 5: Solve for x
    x = 1,440,765,268,008.96/1,372,505.96
  6. Step 6: Final answer
    x = 1,049,733.34

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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.