Home / 3,160,240.76-4,361,129.43-1,783,874.18

Finding the Fourth Proportional to 3,160,240.76, 4,361,129.43 and 1,783,874.18

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Solution

The fourth proportional to 3,160,240.76, 4,361,129.43 and 1,783,874.18 is: 2,461,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,240.76 : 4,361,129.43 = 1,783,874.18 : x
  2. Step 2: Convert to fraction form
    3,160,240.76/4,361,129.43 = 1,783,874.18/x
  3. Step 3: Cross multiply
    3,160,240.76x = 4,361,129.43 × 1,783,874.18
  4. Step 4: Simplify right side
    3,160,240.76x = 7,779,706,185,815.12
  5. Step 5: Solve for x
    x = 7,779,706,185,815.12/3,160,240.76
  6. Step 6: Final answer
    x = 2,461,744.78

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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.