Home / 3,142,080.07-4,706,580.90-1,999,180.87

Finding the Fourth Proportional to 3,142,080.07, 4,706,580.90 and 1,999,180.87

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Solution

The fourth proportional to 3,142,080.07, 4,706,580.90 and 1,999,180.87 is: 2,994,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,080.07 : 4,706,580.90 = 1,999,180.87 : x
  2. Step 2: Convert to fraction form
    3,142,080.07/4,706,580.90 = 1,999,180.87/x
  3. Step 3: Cross multiply
    3,142,080.07x = 4,706,580.90 × 1,999,180.87
  4. Step 4: Simplify right side
    3,142,080.07x = 9,409,306,494,117.86
  5. Step 5: Solve for x
    x = 9,409,306,494,117.86/3,142,080.07
  6. Step 6: Final answer
    x = 2,994,610.67

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1.5x scale

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.