Home / 2,101,169.60-3,148,125.60-976,932.80

Finding the Fourth Proportional to 2,101,169.60, 3,148,125.60 and 976,932.80

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Solution

The fourth proportional to 2,101,169.60, 3,148,125.60 and 976,932.80 is: 1,463,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,169.60 : 3,148,125.60 = 976,932.80 : x
  2. Step 2: Convert to fraction form
    2,101,169.60/3,148,125.60 = 976,932.80/x
  3. Step 3: Cross multiply
    2,101,169.60x = 3,148,125.60 × 976,932.80
  4. Step 4: Simplify right side
    2,101,169.60x = 3,075,507,157,159.68
  5. Step 5: Solve for x
    x = 3,075,507,157,159.68/2,101,169.60
  6. Step 6: Final answer
    x = 1,463,712.00

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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.