Home / 1,605,279.04-2,215,259.82-880,133.02

Finding the Fourth Proportional to 1,605,279.04, 2,215,259.82 and 880,133.02

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Solution

The fourth proportional to 1,605,279.04, 2,215,259.82 and 880,133.02 is: 1,214,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,279.04 : 2,215,259.82 = 880,133.02 : x
  2. Step 2: Convert to fraction form
    1,605,279.04/2,215,259.82 = 880,133.02/x
  3. Step 3: Cross multiply
    1,605,279.04x = 2,215,259.82 × 880,133.02
  4. Step 4: Simplify right side
    1,605,279.04x = 1,949,723,309,923.11
  5. Step 5: Solve for x
    x = 1,949,723,309,923.11/1,605,279.04
  6. Step 6: Final answer
    x = 1,214,569.72

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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.