Home / 4,643,144.70-6,965,701.20-1,404,416.40

Finding the Fourth Proportional to 4,643,144.70, 6,965,701.20 and 1,404,416.40

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Solution

The fourth proportional to 4,643,144.70, 6,965,701.20 and 1,404,416.40 is: 2,106,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643,144.70 : 6,965,701.20 = 1,404,416.40 : x
  2. Step 2: Convert to fraction form
    4,643,144.70/6,965,701.20 = 1,404,416.40/x
  3. Step 3: Cross multiply
    4,643,144.70x = 6,965,701.20 × 1,404,416.40
  4. Step 4: Simplify right side
    4,643,144.70x = 9,782,745,002,779.68
  5. Step 5: Solve for x
    x = 9,782,745,002,779.68/4,643,144.70
  6. Step 6: Final answer
    x = 2,106,922.28

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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.