Home / 1,464,251.36-2,020,709.08-819,667.76

Finding the Fourth Proportional to 1,464,251.36, 2,020,709.08 and 819,667.76

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Solution

The fourth proportional to 1,464,251.36, 2,020,709.08 and 819,667.76 is: 1,131,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,251.36 : 2,020,709.08 = 819,667.76 : x
  2. Step 2: Convert to fraction form
    1,464,251.36/2,020,709.08 = 819,667.76/x
  3. Step 3: Cross multiply
    1,464,251.36x = 2,020,709.08 × 819,667.76
  4. Step 4: Simplify right side
    1,464,251.36x = 1,656,310,085,215.26
  5. Step 5: Solve for x
    x = 1,656,310,085,215.26/1,464,251.36
  6. Step 6: Final answer
    x = 1,131,165.13

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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.