Home / 1,617,073.80-2,425,416.30-670,345.80

Finding the Fourth Proportional to 1,617,073.80, 2,425,416.30 and 670,345.80

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Solution

The fourth proportional to 1,617,073.80, 2,425,416.30 and 670,345.80 is: 1,005,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,073.80 : 2,425,416.30 = 670,345.80 : x
  2. Step 2: Convert to fraction form
    1,617,073.80/2,425,416.30 = 670,345.80/x
  3. Step 3: Cross multiply
    1,617,073.80x = 2,425,416.30 × 670,345.80
  4. Step 4: Simplify right side
    1,617,073.80x = 1,625,867,629,956.54
  5. Step 5: Solve for x
    x = 1,625,867,629,956.54/1,617,073.80
  6. Step 6: Final answer
    x = 1,005,438.11

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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.