Home / 4,643,143.20-6,965,698.95-1,404,414.90

Finding the Fourth Proportional to 4,643,143.20, 6,965,698.95 and 1,404,414.90

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Solution

The fourth proportional to 4,643,143.20, 6,965,698.95 and 1,404,414.90 is: 2,106,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643,143.20 : 6,965,698.95 = 1,404,414.90 : x
  2. Step 2: Convert to fraction form
    4,643,143.20/6,965,698.95 = 1,404,414.90/x
  3. Step 3: Cross multiply
    4,643,143.20x = 6,965,698.95 × 1,404,414.90
  4. Step 4: Simplify right side
    4,643,143.20x = 9,782,731,394,294.36
  5. Step 5: Solve for x
    x = 9,782,731,394,294.36/4,643,143.20
  6. Step 6: Final answer
    x = 2,106,920.03

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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.