Home / 3,000,425.13-4,140,599.88-1,623,769.05

Finding the Fourth Proportional to 3,000,425.13, 4,140,599.88 and 1,623,769.05

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Solution

The fourth proportional to 3,000,425.13, 4,140,599.88 and 1,623,769.05 is: 2,240,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,425.13 : 4,140,599.88 = 1,623,769.05 : x
  2. Step 2: Convert to fraction form
    3,000,425.13/4,140,599.88 = 1,623,769.05/x
  3. Step 3: Cross multiply
    3,000,425.13x = 4,140,599.88 × 1,623,769.05
  4. Step 4: Simplify right side
    3,000,425.13x = 6,723,377,933,577.71
  5. Step 5: Solve for x
    x = 6,723,377,933,577.71/3,000,425.13
  6. Step 6: Final answer
    x = 2,240,808.43

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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.