Home / 1,720,834.29-2,374,653.78-956,871.45

Finding the Fourth Proportional to 1,720,834.29, 2,374,653.78 and 956,871.45

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Solution

The fourth proportional to 1,720,834.29, 2,374,653.78 and 956,871.45 is: 1,320,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,834.29 : 2,374,653.78 = 956,871.45 : x
  2. Step 2: Convert to fraction form
    1,720,834.29/2,374,653.78 = 956,871.45/x
  3. Step 3: Cross multiply
    1,720,834.29x = 2,374,653.78 × 956,871.45
  4. Step 4: Simplify right side
    1,720,834.29x = 2,272,238,405,716.58
  5. Step 5: Solve for x
    x = 2,272,238,405,716.58/1,720,834.29
  6. Step 6: Final answer
    x = 1,320,428.36

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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.