Home / 1,419,674.28-1,959,140.28-775,094.48

Finding the Fourth Proportional to 1,419,674.28, 1,959,140.28 and 775,094.48

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Solution

The fourth proportional to 1,419,674.28, 1,959,140.28 and 775,094.48 is: 1,069,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,674.28 : 1,959,140.28 = 775,094.48 : x
  2. Step 2: Convert to fraction form
    1,419,674.28/1,959,140.28 = 775,094.48/x
  3. Step 3: Cross multiply
    1,419,674.28x = 1,959,140.28 × 775,094.48
  4. Step 4: Simplify right side
    1,419,674.28x = 1,518,518,812,671.43
  5. Step 5: Solve for x
    x = 1,518,518,812,671.43/1,419,674.28
  6. Step 6: Final answer
    x = 1,069,624.79

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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.