Home / 1,006,722.03-1,389,276.60-554,013.03

Finding the Fourth Proportional to 1,006,722.03, 1,389,276.60 and 554,013.03

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Solution

The fourth proportional to 1,006,722.03, 1,389,276.60 and 554,013.03 is: 764,538.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,722.03 : 1,389,276.60 = 554,013.03 : x
  2. Step 2: Convert to fraction form
    1,006,722.03/1,389,276.60 = 554,013.03/x
  3. Step 3: Cross multiply
    1,006,722.03x = 1,389,276.60 × 554,013.03
  4. Step 4: Simplify right side
    1,006,722.03x = 769,677,334,758.80
  5. Step 5: Solve for x
    x = 769,677,334,758.80/1,006,722.03
  6. Step 6: Final answer
    x = 764,538.09

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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.