Home / 1,362,799.57-1,880,663.46-790,171.90

Finding the Fourth Proportional to 1,362,799.57, 1,880,663.46 and 790,171.90

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Solution

The fourth proportional to 1,362,799.57, 1,880,663.46 and 790,171.90 is: 1,090,437.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,799.57 : 1,880,663.46 = 790,171.90 : x
  2. Step 2: Convert to fraction form
    1,362,799.57/1,880,663.46 = 790,171.90/x
  3. Step 3: Cross multiply
    1,362,799.57x = 1,880,663.46 × 790,171.90
  4. Step 4: Simplify right side
    1,362,799.57x = 1,486,047,419,448.77
  5. Step 5: Solve for x
    x = 1,486,047,419,448.77/1,362,799.57
  6. Step 6: Final answer
    x = 1,090,437.25

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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.