Home / 1,866,053.14-2,799,085.38-518,289.28

Finding the Fourth Proportional to 1,866,053.14, 2,799,085.38 and 518,289.28

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Solution

The fourth proportional to 1,866,053.14, 2,799,085.38 and 518,289.28 is: 777,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,053.14 : 2,799,085.38 = 518,289.28 : x
  2. Step 2: Convert to fraction form
    1,866,053.14/2,799,085.38 = 518,289.28/x
  3. Step 3: Cross multiply
    1,866,053.14x = 2,799,085.38 × 518,289.28
  4. Step 4: Simplify right side
    1,866,053.14x = 1,450,735,946,258.73
  5. Step 5: Solve for x
    x = 1,450,735,946,258.73/1,866,053.14
  6. Step 6: Final answer
    x = 777,435.49

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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.