Home / 1,165,047.20-1,747,570.80-1,053,072.80

Finding the Fourth Proportional to 1,165,047.20, 1,747,570.80 and 1,053,072.80

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Solution

The fourth proportional to 1,165,047.20, 1,747,570.80 and 1,053,072.80 is: 1,579,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,047.20 : 1,747,570.80 = 1,053,072.80 : x
  2. Step 2: Convert to fraction form
    1,165,047.20/1,747,570.80 = 1,053,072.80/x
  3. Step 3: Cross multiply
    1,165,047.20x = 1,747,570.80 × 1,053,072.80
  4. Step 4: Simplify right side
    1,165,047.20x = 1,840,319,275,554.24
  5. Step 5: Solve for x
    x = 1,840,319,275,554.24/1,165,047.20
  6. Step 6: Final answer
    x = 1,579,609.20

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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.