Home / 3,210,844.40-4,431,609.00-1,904,821.37

Finding the Fourth Proportional to 3,210,844.40, 4,431,609.00 and 1,904,821.37

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Solution

The fourth proportional to 3,210,844.40, 4,431,609.00 and 1,904,821.37 is: 2,629,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,844.40 : 4,431,609.00 = 1,904,821.37 : x
  2. Step 2: Convert to fraction form
    3,210,844.40/4,431,609.00 = 1,904,821.37/x
  3. Step 3: Cross multiply
    3,210,844.40x = 4,431,609.00 × 1,904,821.37
  4. Step 4: Simplify right side
    3,210,844.40x = 8,441,423,506,081.20
  5. Step 5: Solve for x
    x = 8,441,423,506,081.20/3,210,844.40
  6. Step 6: Final answer
    x = 2,629,035.37

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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.