Home / 1,343,582.63-1,854,196.48-762,859.78

Finding the Fourth Proportional to 1,343,582.63, 1,854,196.48 and 762,859.78

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Solution

The fourth proportional to 1,343,582.63, 1,854,196.48 and 762,859.78 is: 1,052,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,582.63 : 1,854,196.48 = 762,859.78 : x
  2. Step 2: Convert to fraction form
    1,343,582.63/1,854,196.48 = 762,859.78/x
  3. Step 3: Cross multiply
    1,343,582.63x = 1,854,196.48 × 762,859.78
  4. Step 4: Simplify right side
    1,343,582.63x = 1,414,491,918,809.57
  5. Step 5: Solve for x
    x = 1,414,491,918,809.57/1,343,582.63
  6. Step 6: Final answer
    x = 1,052,776.28

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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.