Home / 3,205,623.20-4,423,865.60-1,755,379.84

Finding the Fourth Proportional to 3,205,623.20, 4,423,865.60 and 1,755,379.84

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Solution

The fourth proportional to 3,205,623.20, 4,423,865.60 and 1,755,379.84 is: 2,422,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,623.20 : 4,423,865.60 = 1,755,379.84 : x
  2. Step 2: Convert to fraction form
    3,205,623.20/4,423,865.60 = 1,755,379.84/x
  3. Step 3: Cross multiply
    3,205,623.20x = 4,423,865.60 × 1,755,379.84
  4. Step 4: Simplify right side
    3,205,623.20x = 7,765,564,489,109.50
  5. Step 5: Solve for x
    x = 7,765,564,489,109.50/3,205,623.20
  6. Step 6: Final answer
    x = 2,422,482.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.