Home / 1,249,102.89-1,723,760.60-676,142.91

Finding the Fourth Proportional to 1,249,102.89, 1,723,760.60 and 676,142.91

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Solution

The fourth proportional to 1,249,102.89, 1,723,760.60 and 676,142.91 is: 933,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,102.89 : 1,723,760.60 = 676,142.91 : x
  2. Step 2: Convert to fraction form
    1,249,102.89/1,723,760.60 = 676,142.91/x
  3. Step 3: Cross multiply
    1,249,102.89x = 1,723,760.60 × 676,142.91
  4. Step 4: Simplify right side
    1,249,102.89x = 1,165,508,504,846.63
  5. Step 5: Solve for x
    x = 1,165,508,504,846.63/1,249,102.89
  6. Step 6: Final answer
    x = 933,076.46

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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.