Home / 1,362,798.95-1,880,662.59-790,171.27

Finding the Fourth Proportional to 1,362,798.95, 1,880,662.59 and 790,171.27

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Solution

The fourth proportional to 1,362,798.95, 1,880,662.59 and 790,171.27 is: 1,090,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,798.95 : 1,880,662.59 = 790,171.27 : x
  2. Step 2: Convert to fraction form
    1,362,798.95/1,880,662.59 = 790,171.27/x
  3. Step 3: Cross multiply
    1,362,798.95x = 1,880,662.59 × 790,171.27
  4. Step 4: Simplify right side
    1,362,798.95x = 1,486,045,542,480.13
  5. Step 5: Solve for x
    x = 1,486,045,542,480.13/1,362,798.95
  6. Step 6: Final answer
    x = 1,090,436.38

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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.