Home / 1,370,832.68-1,891,729.54-758,926.76

Finding the Fourth Proportional to 1,370,832.68, 1,891,729.54 and 758,926.76

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Solution

The fourth proportional to 1,370,832.68, 1,891,729.54 and 758,926.76 is: 1,047,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,832.68 : 1,891,729.54 = 758,926.76 : x
  2. Step 2: Convert to fraction form
    1,370,832.68/1,891,729.54 = 758,926.76/x
  3. Step 3: Cross multiply
    1,370,832.68x = 1,891,729.54 × 758,926.76
  4. Step 4: Simplify right side
    1,370,832.68x = 1,435,684,170,588.49
  5. Step 5: Solve for x
    x = 1,435,684,170,588.49/1,370,832.68
  6. Step 6: Final answer
    x = 1,047,308.10

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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.