Home / 1,362,833.10-1,880,709.84-790,205.46

Finding the Fourth Proportional to 1,362,833.10, 1,880,709.84 and 790,205.46

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Solution

The fourth proportional to 1,362,833.10, 1,880,709.84 and 790,205.46 is: 1,090,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,833.10 : 1,880,709.84 = 790,205.46 : x
  2. Step 2: Convert to fraction form
    1,362,833.10/1,880,709.84 = 790,205.46/x
  3. Step 3: Cross multiply
    1,362,833.10x = 1,880,709.84 × 790,205.46
  4. Step 4: Simplify right side
    1,362,833.10x = 1,486,147,184,243.73
  5. Step 5: Solve for x
    x = 1,486,147,184,243.73/1,362,833.10
  6. Step 6: Final answer
    x = 1,090,483.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.