Home / 1,057,481.16-1,585,885.86-347,343.90

Finding the Fourth Proportional to 1,057,481.16, 1,585,885.86 and 347,343.90

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Solution

The fourth proportional to 1,057,481.16, 1,585,885.86 and 347,343.90 is: 520,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,481.16 : 1,585,885.86 = 347,343.90 : x
  2. Step 2: Convert to fraction form
    1,057,481.16/1,585,885.86 = 347,343.90/x
  3. Step 3: Cross multiply
    1,057,481.16x = 1,585,885.86 × 347,343.90
  4. Step 4: Simplify right side
    1,057,481.16x = 550,847,779,567.25
  5. Step 5: Solve for x
    x = 550,847,779,567.25/1,057,481.16
  6. Step 6: Final answer
    x = 520,905.53

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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.