Home / 1,505,960.71-2,077,624.79-961,955.39

Finding the Fourth Proportional to 1,505,960.71, 2,077,624.79 and 961,955.39

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Solution

The fourth proportional to 1,505,960.71, 2,077,624.79 and 961,955.39 is: 1,327,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,960.71 : 2,077,624.79 = 961,955.39 : x
  2. Step 2: Convert to fraction form
    1,505,960.71/2,077,624.79 = 961,955.39/x
  3. Step 3: Cross multiply
    1,505,960.71x = 2,077,624.79 × 961,955.39
  4. Step 4: Simplify right side
    1,505,960.71x = 1,998,582,369,129.74
  5. Step 5: Solve for x
    x = 1,998,582,369,129.74/1,505,960.71
  6. Step 6: Final answer
    x = 1,327,114.55

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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.