Home / 1,191,509.24-1,786,702.23-432,815.86

Finding the Fourth Proportional to 1,191,509.24, 1,786,702.23 and 432,815.86

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Solution

The fourth proportional to 1,191,509.24, 1,786,702.23 and 432,815.86 is: 649,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,509.24 : 1,786,702.23 = 432,815.86 : x
  2. Step 2: Convert to fraction form
    1,191,509.24/1,786,702.23 = 432,815.86/x
  3. Step 3: Cross multiply
    1,191,509.24x = 1,786,702.23 × 432,815.86
  4. Step 4: Simplify right side
    1,191,509.24x = 773,313,057,774.61
  5. Step 5: Solve for x
    x = 773,313,057,774.61/1,191,509.24
  6. Step 6: Final answer
    x = 649,019.77

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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.