Home / 1,861,735.46-2,792,547.59-513,980.33

Finding the Fourth Proportional to 1,861,735.46, 2,792,547.59 and 513,980.33

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Solution

The fourth proportional to 1,861,735.46, 2,792,547.59 and 513,980.33 is: 770,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,735.46 : 2,792,547.59 = 513,980.33 : x
  2. Step 2: Convert to fraction form
    1,861,735.46/2,792,547.59 = 513,980.33/x
  3. Step 3: Cross multiply
    1,861,735.46x = 2,792,547.59 × 513,980.33
  4. Step 4: Simplify right side
    1,861,735.46x = 1,435,314,515,316.27
  5. Step 5: Solve for x
    x = 1,435,314,515,316.27/1,861,735.46
  6. Step 6: Final answer
    x = 770,955.14

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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.