Home / 1,191,194.65-1,786,002.09-432,946.09

Finding the Fourth Proportional to 1,191,194.65, 1,786,002.09 and 432,946.09

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Solution

The fourth proportional to 1,191,194.65, 1,786,002.09 and 432,946.09 is: 649,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,194.65 : 1,786,002.09 = 432,946.09 : x
  2. Step 2: Convert to fraction form
    1,191,194.65/1,786,002.09 = 432,946.09/x
  3. Step 3: Cross multiply
    1,191,194.65x = 1,786,002.09 × 432,946.09
  4. Step 4: Simplify right side
    1,191,194.65x = 773,242,621,597.33
  5. Step 5: Solve for x
    x = 773,242,621,597.33/1,191,194.65
  6. Step 6: Final answer
    x = 649,132.05

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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.