Home / 3,191,127.21-4,403,749.50-1,740,822.27

Finding the Fourth Proportional to 3,191,127.21, 4,403,749.50 and 1,740,822.27

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Solution

The fourth proportional to 3,191,127.21, 4,403,749.50 and 1,740,822.27 is: 2,402,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,127.21 : 4,403,749.50 = 1,740,822.27 : x
  2. Step 2: Convert to fraction form
    3,191,127.21/4,403,749.50 = 1,740,822.27/x
  3. Step 3: Cross multiply
    3,191,127.21x = 4,403,749.50 × 1,740,822.27
  4. Step 4: Simplify right side
    3,191,127.21x = 7,666,145,201,101.37
  5. Step 5: Solve for x
    x = 7,666,145,201,101.37/3,191,127.21
  6. Step 6: Final answer
    x = 2,402,331.43

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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.