Home / 1,365,726.20-2,048,589.30-657,138.20

Finding the Fourth Proportional to 1,365,726.20, 2,048,589.30 and 657,138.20

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Solution

The fourth proportional to 1,365,726.20, 2,048,589.30 and 657,138.20 is: 985,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,726.20 : 2,048,589.30 = 657,138.20 : x
  2. Step 2: Convert to fraction form
    1,365,726.20/2,048,589.30 = 657,138.20/x
  3. Step 3: Cross multiply
    1,365,726.20x = 2,048,589.30 × 657,138.20
  4. Step 4: Simplify right side
    1,365,726.20x = 1,346,206,285,141.26
  5. Step 5: Solve for x
    x = 1,346,206,285,141.26/1,365,726.20
  6. Step 6: Final answer
    x = 985,707.30

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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.