Home / 1,464,242.24-2,020,559.30-819,656.80

Finding the Fourth Proportional to 1,464,242.24, 2,020,559.30 and 819,656.80

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Solution

The fourth proportional to 1,464,242.24, 2,020,559.30 and 819,656.80 is: 1,131,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,242.24 : 2,020,559.30 = 819,656.80 : x
  2. Step 2: Convert to fraction form
    1,464,242.24/2,020,559.30 = 819,656.80/x
  3. Step 3: Cross multiply
    1,464,242.24x = 2,020,559.30 × 819,656.80
  4. Step 4: Simplify right side
    1,464,242.24x = 1,656,165,170,048.24
  5. Step 5: Solve for x
    x = 1,656,165,170,048.24/1,464,242.24
  6. Step 6: Final answer
    x = 1,131,073.21

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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.