Home / 1,191,610.98-1,786,853.34-432,923.40

Finding the Fourth Proportional to 1,191,610.98, 1,786,853.34 and 432,923.40

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Solution

The fourth proportional to 1,191,610.98, 1,786,853.34 and 432,923.40 is: 649,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,610.98 : 1,786,853.34 = 432,923.40 : x
  2. Step 2: Convert to fraction form
    1,191,610.98/1,786,853.34 = 432,923.40/x
  3. Step 3: Cross multiply
    1,191,610.98x = 1,786,853.34 × 432,923.40
  4. Step 4: Simplify right side
    1,191,610.98x = 773,570,623,254.16
  5. Step 5: Solve for x
    x = 773,570,623,254.16/1,191,610.98
  6. Step 6: Final answer
    x = 649,180.51

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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.