Home / 1,617,129.40-2,425,694.10-552,011.80

Finding the Fourth Proportional to 1,617,129.40, 2,425,694.10 and 552,011.80

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Solution

The fourth proportional to 1,617,129.40, 2,425,694.10 and 552,011.80 is: 828,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,129.40 : 2,425,694.10 = 552,011.80 : x
  2. Step 2: Convert to fraction form
    1,617,129.40/2,425,694.10 = 552,011.80/x
  3. Step 3: Cross multiply
    1,617,129.40x = 2,425,694.10 × 552,011.80
  4. Step 4: Simplify right side
    1,617,129.40x = 1,339,011,766,390.38
  5. Step 5: Solve for x
    x = 1,339,011,766,390.38/1,617,129.40
  6. Step 6: Final answer
    x = 828,017.70

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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.