Home / 1,242,809.40-1,715,060.68-698,945.04

Finding the Fourth Proportional to 1,242,809.40, 1,715,060.68 and 698,945.04

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Solution

The fourth proportional to 1,242,809.40, 1,715,060.68 and 698,945.04 is: 964,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,809.40 : 1,715,060.68 = 698,945.04 : x
  2. Step 2: Convert to fraction form
    1,242,809.40/1,715,060.68 = 698,945.04/x
  3. Step 3: Cross multiply
    1,242,809.40x = 1,715,060.68 × 698,945.04
  4. Step 4: Simplify right side
    1,242,809.40x = 1,198,733,155,585.03
  5. Step 5: Solve for x
    x = 1,198,733,155,585.03/1,242,809.40
  6. Step 6: Final answer
    x = 964,534.99

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