Home / 4,042,419.32-5,578,525.45-2,206,900.19

Finding the Fourth Proportional to 4,042,419.32, 5,578,525.45 and 2,206,900.19

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Solution

The fourth proportional to 4,042,419.32, 5,578,525.45 and 2,206,900.19 is: 3,045,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,419.32 : 5,578,525.45 = 2,206,900.19 : x
  2. Step 2: Convert to fraction form
    4,042,419.32/5,578,525.45 = 2,206,900.19/x
  3. Step 3: Cross multiply
    4,042,419.32x = 5,578,525.45 × 2,206,900.19
  4. Step 4: Simplify right side
    4,042,419.32x = 12,311,248,875,524.84
  5. Step 5: Solve for x
    x = 12,311,248,875,524.84/4,042,419.32
  6. Step 6: Final answer
    x = 3,045,515.05

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Double scale
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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.