Home / 1,358,485.73-1,874,729.71-746,695.06

Finding the Fourth Proportional to 1,358,485.73, 1,874,729.71 and 746,695.06

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Solution

The fourth proportional to 1,358,485.73, 1,874,729.71 and 746,695.06 is: 1,030,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,485.73 : 1,874,729.71 = 746,695.06 : x
  2. Step 2: Convert to fraction form
    1,358,485.73/1,874,729.71 = 746,695.06/x
  3. Step 3: Cross multiply
    1,358,485.73x = 1,874,729.71 × 746,695.06
  4. Step 4: Simplify right side
    1,358,485.73x = 1,399,851,409,538.78
  5. Step 5: Solve for x
    x = 1,399,851,409,538.78/1,358,485.73
  6. Step 6: Final answer
    x = 1,030,449.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.