Home / 1,605,443.76-2,215,486.62-880,297.56

Finding the Fourth Proportional to 1,605,443.76, 2,215,486.62 and 880,297.56

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Solution

The fourth proportional to 1,605,443.76, 2,215,486.62 and 880,297.56 is: 1,214,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,443.76 : 2,215,486.62 = 880,297.56 : x
  2. Step 2: Convert to fraction form
    1,605,443.76/2,215,486.62 = 880,297.56/x
  3. Step 3: Cross multiply
    1,605,443.76x = 2,215,486.62 × 880,297.56
  4. Step 4: Simplify right side
    1,605,443.76x = 1,950,287,465,798.65
  5. Step 5: Solve for x
    x = 1,950,287,465,798.65/1,605,443.76
  6. Step 6: Final answer
    x = 1,214,796.50

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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.