Home / 1,891,763.91-2,838,051.23-543,914.55

Finding the Fourth Proportional to 1,891,763.91, 2,838,051.23 and 543,914.55

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Solution

The fourth proportional to 1,891,763.91, 2,838,051.23 and 543,914.55 is: 815,988.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,763.91 : 2,838,051.23 = 543,914.55 : x
  2. Step 2: Convert to fraction form
    1,891,763.91/2,838,051.23 = 543,914.55/x
  3. Step 3: Cross multiply
    1,891,763.91x = 2,838,051.23 × 543,914.55
  4. Step 4: Simplify right side
    1,891,763.91x = 1,543,657,354,922.82
  5. Step 5: Solve for x
    x = 1,543,657,354,922.82/1,891,763.91
  6. Step 6: Final answer
    x = 815,988.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.