Home / 1,300,653.68-1,795,008.30-749,540.84

Finding the Fourth Proportional to 1,300,653.68, 1,795,008.30 and 749,540.84

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Solution

The fourth proportional to 1,300,653.68, 1,795,008.30 and 749,540.84 is: 1,034,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,653.68 : 1,795,008.30 = 749,540.84 : x
  2. Step 2: Convert to fraction form
    1,300,653.68/1,795,008.30 = 749,540.84/x
  3. Step 3: Cross multiply
    1,300,653.68x = 1,795,008.30 × 749,540.84
  4. Step 4: Simplify right side
    1,300,653.68x = 1,345,432,028,988.97
  5. Step 5: Solve for x
    x = 1,345,432,028,988.97/1,300,653.68
  6. Step 6: Final answer
    x = 1,034,427.57

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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.