Home / 3,520,219.48-4,857,070.26-1,992,326.61

Finding the Fourth Proportional to 3,520,219.48, 4,857,070.26 and 1,992,326.61

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Solution

The fourth proportional to 3,520,219.48, 4,857,070.26 and 1,992,326.61 is: 2,748,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,219.48 : 4,857,070.26 = 1,992,326.61 : x
  2. Step 2: Convert to fraction form
    3,520,219.48/4,857,070.26 = 1,992,326.61/x
  3. Step 3: Cross multiply
    3,520,219.48x = 4,857,070.26 × 1,992,326.61
  4. Step 4: Simplify right side
    3,520,219.48x = 9,676,870,301,352.27
  5. Step 5: Solve for x
    x = 9,676,870,301,352.27/3,520,219.48
  6. Step 6: Final answer
    x = 2,748,939.48

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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.