Home / 1,617,410.40-2,425,240.80-670,876.80

Finding the Fourth Proportional to 1,617,410.40, 2,425,240.80 and 670,876.80

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Solution

The fourth proportional to 1,617,410.40, 2,425,240.80 and 670,876.80 is: 1,005,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,410.40 : 2,425,240.80 = 670,876.80 : x
  2. Step 2: Convert to fraction form
    1,617,410.40/2,425,240.80 = 670,876.80/x
  3. Step 3: Cross multiply
    1,617,410.40x = 2,425,240.80 × 670,876.80
  4. Step 4: Simplify right side
    1,617,410.40x = 1,627,037,787,133.44
  5. Step 5: Solve for x
    x = 1,627,037,787,133.44/1,617,410.40
  6. Step 6: Final answer
    x = 1,005,952.35

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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.