Home / 1,237,980.38-1,708,438.84-701,436.38

Finding the Fourth Proportional to 1,237,980.38, 1,708,438.84 and 701,436.38

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Solution

The fourth proportional to 1,237,980.38, 1,708,438.84 and 701,436.38 is: 967,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,980.38 : 1,708,438.84 = 701,436.38 : x
  2. Step 2: Convert to fraction form
    1,237,980.38/1,708,438.84 = 701,436.38/x
  3. Step 3: Cross multiply
    1,237,980.38x = 1,708,438.84 × 701,436.38
  4. Step 4: Simplify right side
    1,237,980.38x = 1,198,361,145,085.21
  5. Step 5: Solve for x
    x = 1,198,361,145,085.21/1,237,980.38
  6. Step 6: Final answer
    x = 967,996.88

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1.5x scale

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.