Home / 701,038.86-1,050,558.21-540,507.66

Finding the Fourth Proportional to 701,038.86, 1,050,558.21 and 540,507.66

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Solution

The fourth proportional to 701,038.86, 1,050,558.21 and 540,507.66 is: 809,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,038.86 : 1,050,558.21 = 540,507.66 : x
  2. Step 2: Convert to fraction form
    701,038.86/1,050,558.21 = 540,507.66/x
  3. Step 3: Cross multiply
    701,038.86x = 1,050,558.21 × 540,507.66
  4. Step 4: Simplify right side
    701,038.86x = 567,834,759,780.89
  5. Step 5: Solve for x
    x = 567,834,759,780.89/701,038.86
  6. Step 6: Final answer
    x = 809,990.42

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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.