Home / 1,341,809.96-2,012,714.58-919,806.44

Finding the Fourth Proportional to 1,341,809.96, 2,012,714.58 and 919,806.44

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Solution

The fourth proportional to 1,341,809.96, 2,012,714.58 and 919,806.44 is: 1,379,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,809.96 : 2,012,714.58 = 919,806.44 : x
  2. Step 2: Convert to fraction form
    1,341,809.96/2,012,714.58 = 919,806.44/x
  3. Step 3: Cross multiply
    1,341,809.96x = 2,012,714.58 × 919,806.44
  4. Step 4: Simplify right side
    1,341,809.96x = 1,851,307,832,565.90
  5. Step 5: Solve for x
    x = 1,851,307,832,565.90/1,341,809.96
  6. Step 6: Final answer
    x = 1,379,709.41

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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.