Home / 1,912,623.66-2,868,246.09-632,994.72

Finding the Fourth Proportional to 1,912,623.66, 2,868,246.09 and 632,994.72

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Solution

The fourth proportional to 1,912,623.66, 2,868,246.09 and 632,994.72 is: 949,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,623.66 : 2,868,246.09 = 632,994.72 : x
  2. Step 2: Convert to fraction form
    1,912,623.66/2,868,246.09 = 632,994.72/x
  3. Step 3: Cross multiply
    1,912,623.66x = 2,868,246.09 × 632,994.72
  4. Step 4: Simplify right side
    1,912,623.66x = 1,815,584,630,630.64
  5. Step 5: Solve for x
    x = 1,815,584,630,630.64/1,912,623.66
  6. Step 6: Final answer
    x = 949,263.92

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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.