Home / 1,432,091.84-1,976,133.44-828,367.04

Finding the Fourth Proportional to 1,432,091.84, 1,976,133.44 and 828,367.04

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Solution

The fourth proportional to 1,432,091.84, 1,976,133.44 and 828,367.04 is: 1,143,057.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,091.84 : 1,976,133.44 = 828,367.04 : x
  2. Step 2: Convert to fraction form
    1,432,091.84/1,976,133.44 = 828,367.04/x
  3. Step 3: Cross multiply
    1,432,091.84x = 1,976,133.44 × 828,367.04
  4. Step 4: Simplify right side
    1,432,091.84x = 1,636,963,808,337.82
  5. Step 5: Solve for x
    x = 1,636,963,808,337.82/1,432,091.84
  6. Step 6: Final answer
    x = 1,143,057.84

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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.