Home / 4,490,478.48-6,196,866.40-2,556,739.92

Finding the Fourth Proportional to 4,490,478.48, 6,196,866.40 and 2,556,739.92

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Solution

The fourth proportional to 4,490,478.48, 6,196,866.40 and 2,556,739.92 is: 3,528,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490,478.48 : 6,196,866.40 = 2,556,739.92 : x
  2. Step 2: Convert to fraction form
    4,490,478.48/6,196,866.40 = 2,556,739.92/x
  3. Step 3: Cross multiply
    4,490,478.48x = 6,196,866.40 × 2,556,739.92
  4. Step 4: Simplify right side
    4,490,478.48x = 15,843,775,703,786.69
  5. Step 5: Solve for x
    x = 15,843,775,703,786.69/4,490,478.48
  6. Step 6: Final answer
    x = 3,528,304.56

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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.