Home / 1,223,609.80-1,835,414.70-1,042,526.20

Finding the Fourth Proportional to 1,223,609.80, 1,835,414.70 and 1,042,526.20

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Solution

The fourth proportional to 1,223,609.80, 1,835,414.70 and 1,042,526.20 is: 1,563,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,609.80 : 1,835,414.70 = 1,042,526.20 : x
  2. Step 2: Convert to fraction form
    1,223,609.80/1,835,414.70 = 1,042,526.20/x
  3. Step 3: Cross multiply
    1,223,609.80x = 1,835,414.70 × 1,042,526.20
  4. Step 4: Simplify right side
    1,223,609.80x = 1,913,467,912,615.14
  5. Step 5: Solve for x
    x = 1,913,467,912,615.14/1,223,609.80
  6. Step 6: Final answer
    x = 1,563,789.30

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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.