Home / 1,274,922.48-1,911,195.72-432,898.32

Finding the Fourth Proportional to 1,274,922.48, 1,911,195.72 and 432,898.32

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Solution

The fourth proportional to 1,274,922.48, 1,911,195.72 and 432,898.32 is: 648,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,922.48 : 1,911,195.72 = 432,898.32 : x
  2. Step 2: Convert to fraction form
    1,274,922.48/1,911,195.72 = 432,898.32/x
  3. Step 3: Cross multiply
    1,274,922.48x = 1,911,195.72 × 432,898.32
  4. Step 4: Simplify right side
    1,274,922.48x = 827,353,416,379.19
  5. Step 5: Solve for x
    x = 827,353,416,379.19/1,274,922.48
  6. Step 6: Final answer
    x = 648,944.10

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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.