Home / 1,285,653.18-1,774,191.48-704,869.36

Finding the Fourth Proportional to 1,285,653.18, 1,774,191.48 and 704,869.36

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Solution

The fourth proportional to 1,285,653.18, 1,774,191.48 and 704,869.36 is: 972,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,653.18 : 1,774,191.48 = 704,869.36 : x
  2. Step 2: Convert to fraction form
    1,285,653.18/1,774,191.48 = 704,869.36/x
  3. Step 3: Cross multiply
    1,285,653.18x = 1,774,191.48 × 704,869.36
  4. Step 4: Simplify right side
    1,285,653.18x = 1,250,573,213,025.05
  5. Step 5: Solve for x
    x = 1,250,573,213,025.05/1,285,653.18
  6. Step 6: Final answer
    x = 972,714.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.