Home / 1,139,716.55-1,706,835.14-651,920.27

Finding the Fourth Proportional to 1,139,716.55, 1,706,835.14 and 651,920.27

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Solution

The fourth proportional to 1,139,716.55, 1,706,835.14 and 651,920.27 is: 976,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,716.55 : 1,706,835.14 = 651,920.27 : x
  2. Step 2: Convert to fraction form
    1,139,716.55/1,706,835.14 = 651,920.27/x
  3. Step 3: Cross multiply
    1,139,716.55x = 1,706,835.14 × 651,920.27
  4. Step 4: Simplify right side
    1,139,716.55x = 1,112,720,425,314.29
  5. Step 5: Solve for x
    x = 1,112,720,425,314.29/1,139,716.55
  6. Step 6: Final answer
    x = 976,313.30

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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.