Home / 1,811,354.96-2,716,865.84-613,140.32

Finding the Fourth Proportional to 1,811,354.96, 2,716,865.84 and 613,140.32

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Solution

The fourth proportional to 1,811,354.96, 2,716,865.84 and 613,140.32 is: 919,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,354.96 : 2,716,865.84 = 613,140.32 : x
  2. Step 2: Convert to fraction form
    1,811,354.96/2,716,865.84 = 613,140.32/x
  3. Step 3: Cross multiply
    1,811,354.96x = 2,716,865.84 × 613,140.32
  4. Step 4: Simplify right side
    1,811,354.96x = 1,665,819,976,950.34
  5. Step 5: Solve for x
    x = 1,665,819,976,950.34/1,811,354.96
  6. Step 6: Final answer
    x = 919,654.08

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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.