Home / 1,464,240.24-2,020,556.54-819,654.80

Finding the Fourth Proportional to 1,464,240.24, 2,020,556.54 and 819,654.80

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Solution

The fourth proportional to 1,464,240.24, 2,020,556.54 and 819,654.80 is: 1,131,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,240.24 : 2,020,556.54 = 819,654.80 : x
  2. Step 2: Convert to fraction form
    1,464,240.24/2,020,556.54 = 819,654.80/x
  3. Step 3: Cross multiply
    1,464,240.24x = 2,020,556.54 × 819,654.80
  4. Step 4: Simplify right side
    1,464,240.24x = 1,656,158,858,628.75
  5. Step 5: Solve for x
    x = 1,656,158,858,628.75/1,464,240.24
  6. Step 6: Final answer
    x = 1,131,070.44

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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.