Home / 1,508,376.84-2,081,506.86-829,308.12

Finding the Fourth Proportional to 1,508,376.84, 2,081,506.86 and 829,308.12

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Solution

The fourth proportional to 1,508,376.84, 2,081,506.86 and 829,308.12 is: 1,144,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,376.84 : 2,081,506.86 = 829,308.12 : x
  2. Step 2: Convert to fraction form
    1,508,376.84/2,081,506.86 = 829,308.12/x
  3. Step 3: Cross multiply
    1,508,376.84x = 2,081,506.86 × 829,308.12
  4. Step 4: Simplify right side
    1,508,376.84x = 1,726,210,540,833.70
  5. Step 5: Solve for x
    x = 1,726,210,540,833.70/1,508,376.84
  6. Step 6: Final answer
    x = 1,144,415.97

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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.