Home / 1,249,739.42-1,874,609.12-351,144.86

Finding the Fourth Proportional to 1,249,739.42, 1,874,609.12 and 351,144.86

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Solution

The fourth proportional to 1,249,739.42, 1,874,609.12 and 351,144.86 is: 526,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,739.42 : 1,874,609.12 = 351,144.86 : x
  2. Step 2: Convert to fraction form
    1,249,739.42/1,874,609.12 = 351,144.86/x
  3. Step 3: Cross multiply
    1,249,739.42x = 1,874,609.12 × 351,144.86
  4. Step 4: Simplify right side
    1,249,739.42x = 658,259,348,501.94
  5. Step 5: Solve for x
    x = 658,259,348,501.94/1,249,739.42
  6. Step 6: Final answer
    x = 526,717.28

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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.