Home / 1,247,570.24-1,721,644.89-703,704.34

Finding the Fourth Proportional to 1,247,570.24, 1,721,644.89 and 703,704.34

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Solution

The fourth proportional to 1,247,570.24, 1,721,644.89 and 703,704.34 is: 971,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,570.24 : 1,721,644.89 = 703,704.34 : x
  2. Step 2: Convert to fraction form
    1,247,570.24/1,721,644.89 = 703,704.34/x
  3. Step 3: Cross multiply
    1,247,570.24x = 1,721,644.89 × 703,704.34
  4. Step 4: Simplify right side
    1,247,570.24x = 1,211,528,972,423.60
  5. Step 5: Solve for x
    x = 1,211,528,972,423.60/1,247,570.24
  6. Step 6: Final answer
    x = 971,110.83

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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.