Home / 1,861,206.98-2,792,004.53-513,369.81

Finding the Fourth Proportional to 1,861,206.98, 2,792,004.53 and 513,369.81

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Solution

The fourth proportional to 1,861,206.98, 2,792,004.53 and 513,369.81 is: 770,108.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,206.98 : 2,792,004.53 = 513,369.81 : x
  2. Step 2: Convert to fraction form
    1,861,206.98/2,792,004.53 = 513,369.81/x
  3. Step 3: Cross multiply
    1,861,206.98x = 2,792,004.53 × 513,369.81
  4. Step 4: Simplify right side
    1,861,206.98x = 1,433,330,832,518.39
  5. Step 5: Solve for x
    x = 1,433,330,832,518.39/1,861,206.98
  6. Step 6: Final answer
    x = 770,108.24

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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.