Home / 1,054,422.20-1,581,633.30-1,013,087.90

Finding the Fourth Proportional to 1,054,422.20, 1,581,633.30 and 1,013,087.90

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Solution

The fourth proportional to 1,054,422.20, 1,581,633.30 and 1,013,087.90 is: 1,519,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,422.20 : 1,581,633.30 = 1,013,087.90 : x
  2. Step 2: Convert to fraction form
    1,054,422.20/1,581,633.30 = 1,013,087.90/x
  3. Step 3: Cross multiply
    1,054,422.20x = 1,581,633.30 × 1,013,087.90
  4. Step 4: Simplify right side
    1,054,422.20x = 1,602,333,558,467.07
  5. Step 5: Solve for x
    x = 1,602,333,558,467.07/1,054,422.20
  6. Step 6: Final answer
    x = 1,519,631.85

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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.