Home / 2,811,922.70-4,217,884.02-790,084.94

Finding the Fourth Proportional to 2,811,922.70, 4,217,884.02 and 790,084.94

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Solution

The fourth proportional to 2,811,922.70, 4,217,884.02 and 790,084.94 is: 1,185,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,922.70 : 4,217,884.02 = 790,084.94 : x
  2. Step 2: Convert to fraction form
    2,811,922.70/4,217,884.02 = 790,084.94/x
  3. Step 3: Cross multiply
    2,811,922.70x = 4,217,884.02 × 790,084.94
  4. Step 4: Simplify right side
    2,811,922.70x = 3,332,486,621,779.24
  5. Step 5: Solve for x
    x = 3,332,486,621,779.24/2,811,922.70
  6. Step 6: Final answer
    x = 1,185,127.40

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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.