Home / 1,191,710.52-1,787,003.91-433,017

Finding the Fourth Proportional to 1,191,710.52, 1,787,003.91 and 433,017

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Solution

The fourth proportional to 1,191,710.52, 1,787,003.91 and 433,017 is: 649,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,710.52 : 1,787,003.91 = 433,017 : x
  2. Step 2: Convert to fraction form
    1,191,710.52/1,787,003.91 = 433,017/x
  3. Step 3: Cross multiply
    1,191,710.52x = 1,787,003.91 × 433,017
  4. Step 4: Simplify right side
    1,191,710.52x = 773,803,072,096.47
  5. Step 5: Solve for x
    x = 773,803,072,096.47/1,191,710.52
  6. Step 6: Final answer
    x = 649,321.34

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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.