Home / 2,811,651.95-4,217,622.36-790,053.51

Finding the Fourth Proportional to 2,811,651.95, 4,217,622.36 and 790,053.51

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Solution

The fourth proportional to 2,811,651.95, 4,217,622.36 and 790,053.51 is: 1,185,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,651.95 : 4,217,622.36 = 790,053.51 : x
  2. Step 2: Convert to fraction form
    2,811,651.95/4,217,622.36 = 790,053.51/x
  3. Step 3: Cross multiply
    2,811,651.95x = 4,217,622.36 × 790,053.51
  4. Step 4: Simplify right side
    2,811,651.95x = 3,332,147,362,225.87
  5. Step 5: Solve for x
    x = 3,332,147,362,225.87/2,811,651.95
  6. Step 6: Final answer
    x = 1,185,120.85

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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.