Home / 1,482,109.84-2,045,042.28-828,747.64

Finding the Fourth Proportional to 1,482,109.84, 2,045,042.28 and 828,747.64

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Solution

The fourth proportional to 1,482,109.84, 2,045,042.28 and 828,747.64 is: 1,143,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,109.84 : 2,045,042.28 = 828,747.64 : x
  2. Step 2: Convert to fraction form
    1,482,109.84/2,045,042.28 = 828,747.64/x
  3. Step 3: Cross multiply
    1,482,109.84x = 2,045,042.28 × 828,747.64
  4. Step 4: Simplify right side
    1,482,109.84x = 1,694,823,963,250.22
  5. Step 5: Solve for x
    x = 1,694,823,963,250.22/1,482,109.84
  6. Step 6: Final answer
    x = 1,143,521.16

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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.