Home / 1,617,479.40-2,425,344.30-670,945.80

Finding the Fourth Proportional to 1,617,479.40, 2,425,344.30 and 670,945.80

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Solution

The fourth proportional to 1,617,479.40, 2,425,344.30 and 670,945.80 is: 1,006,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,479.40 : 2,425,344.30 = 670,945.80 : x
  2. Step 2: Convert to fraction form
    1,617,479.40/2,425,344.30 = 670,945.80/x
  3. Step 3: Cross multiply
    1,617,479.40x = 2,425,344.30 × 670,945.80
  4. Step 4: Simplify right side
    1,617,479.40x = 1,627,274,571,638.94
  5. Step 5: Solve for x
    x = 1,627,274,571,638.94/1,617,479.40
  6. Step 6: Final answer
    x = 1,006,055.82

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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.