Home / 4,147,842.36-5,720,777.52-2,698,000.77

Finding the Fourth Proportional to 4,147,842.36, 5,720,777.52 and 2,698,000.77

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Solution

The fourth proportional to 4,147,842.36, 5,720,777.52 and 2,698,000.77 is: 3,721,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,842.36 : 5,720,777.52 = 2,698,000.77 : x
  2. Step 2: Convert to fraction form
    4,147,842.36/5,720,777.52 = 2,698,000.77/x
  3. Step 3: Cross multiply
    4,147,842.36x = 5,720,777.52 × 2,698,000.77
  4. Step 4: Simplify right side
    4,147,842.36x = 15,434,662,153,958.69
  5. Step 5: Solve for x
    x = 15,434,662,153,958.69/4,147,842.36
  6. Step 6: Final answer
    x = 3,721,130.36

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1.5x scale

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.