Home / 3,126,556.06-4,686,582.48-1,208,784.40

Finding the Fourth Proportional to 3,126,556.06, 4,686,582.48 and 1,208,784.40

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Solution

The fourth proportional to 3,126,556.06, 4,686,582.48 and 1,208,784.40 is: 1,811,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,556.06 : 4,686,582.48 = 1,208,784.40 : x
  2. Step 2: Convert to fraction form
    3,126,556.06/4,686,582.48 = 1,208,784.40/x
  3. Step 3: Cross multiply
    3,126,556.06x = 4,686,582.48 × 1,208,784.40
  4. Step 4: Simplify right side
    3,126,556.06x = 5,665,067,774,887.91
  5. Step 5: Solve for x
    x = 5,665,067,774,887.91/3,126,556.06
  6. Step 6: Final answer
    x = 1,811,919.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.