Home / 2,998,179.61-4,137,488.04-1,621,522.96

Finding the Fourth Proportional to 2,998,179.61, 4,137,488.04 and 1,621,522.96

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Solution

The fourth proportional to 2,998,179.61, 4,137,488.04 and 1,621,522.96 is: 2,237,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,179.61 : 4,137,488.04 = 1,621,522.96 : x
  2. Step 2: Convert to fraction form
    2,998,179.61/4,137,488.04 = 1,621,522.96/x
  3. Step 3: Cross multiply
    2,998,179.61x = 4,137,488.04 × 1,621,522.96
  4. Step 4: Simplify right side
    2,998,179.61x = 6,709,031,853,585.40
  5. Step 5: Solve for x
    x = 6,709,031,853,585.40/2,998,179.61
  6. Step 6: Final answer
    x = 2,237,701.78

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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.