Home / 1,091,956.60-1,637,351.70-382,007.80

Finding the Fourth Proportional to 1,091,956.60, 1,637,351.70 and 382,007.80

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Solution

The fourth proportional to 1,091,956.60, 1,637,351.70 and 382,007.80 is: 572,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,956.60 : 1,637,351.70 = 382,007.80 : x
  2. Step 2: Convert to fraction form
    1,091,956.60/1,637,351.70 = 382,007.80/x
  3. Step 3: Cross multiply
    1,091,956.60x = 1,637,351.70 × 382,007.80
  4. Step 4: Simplify right side
    1,091,956.60x = 625,481,120,743.26
  5. Step 5: Solve for x
    x = 625,481,120,743.26/1,091,956.60
  6. Step 6: Final answer
    x = 572,807.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.