Home / 1,676,581.40-2,512,891.96-716,756.31

Finding the Fourth Proportional to 1,676,581.40, 2,512,891.96 and 716,756.31

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Solution

The fourth proportional to 1,676,581.40, 2,512,891.96 and 716,756.31 is: 1,074,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,581.40 : 2,512,891.96 = 716,756.31 : x
  2. Step 2: Convert to fraction form
    1,676,581.40/2,512,891.96 = 716,756.31/x
  3. Step 3: Cross multiply
    1,676,581.40x = 2,512,891.96 × 716,756.31
  4. Step 4: Simplify right side
    1,676,581.40x = 1,801,131,166,886.38
  5. Step 5: Solve for x
    x = 1,801,131,166,886.38/1,676,581.40
  6. Step 6: Final answer
    x = 1,074,287.93

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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.