Home / 4,282,049.64-6,423,794.40-2,123,181.35

Finding the Fourth Proportional to 4,282,049.64, 6,423,794.40 and 2,123,181.35

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Solution

The fourth proportional to 4,282,049.64, 6,423,794.40 and 2,123,181.35 is: 3,185,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282,049.64 : 6,423,794.40 = 2,123,181.35 : x
  2. Step 2: Convert to fraction form
    4,282,049.64/6,423,794.40 = 2,123,181.35/x
  3. Step 3: Cross multiply
    4,282,049.64x = 6,423,794.40 × 2,123,181.35
  4. Step 4: Simplify right side
    4,282,049.64x = 13,638,880,466,246.62
  5. Step 5: Solve for x
    x = 13,638,880,466,246.62/4,282,049.64
  6. Step 6: Final answer
    x = 3,185,128.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.