Home / 3,134,611.40-4,701,917.10-770,707.40

Finding the Fourth Proportional to 3,134,611.40, 4,701,917.10 and 770,707.40

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Solution

The fourth proportional to 3,134,611.40, 4,701,917.10 and 770,707.40 is: 1,156,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,611.40 : 4,701,917.10 = 770,707.40 : x
  2. Step 2: Convert to fraction form
    3,134,611.40/4,701,917.10 = 770,707.40/x
  3. Step 3: Cross multiply
    3,134,611.40x = 4,701,917.10 × 770,707.40
  4. Step 4: Simplify right side
    3,134,611.40x = 3,623,802,303,156.54
  5. Step 5: Solve for x
    x = 3,623,802,303,156.54/3,134,611.40
  6. Step 6: Final answer
    x = 1,156,061.10

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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.