Home / 1,618,623.76-2,233,552.96-1,036,815.76

Finding the Fourth Proportional to 1,618,623.76, 2,233,552.96 and 1,036,815.76

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Solution

The fourth proportional to 1,618,623.76, 2,233,552.96 and 1,036,815.76 is: 1,430,711.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,623.76 : 2,233,552.96 = 1,036,815.76 : x
  2. Step 2: Convert to fraction form
    1,618,623.76/2,233,552.96 = 1,036,815.76/x
  3. Step 3: Cross multiply
    1,618,623.76x = 2,233,552.96 × 1,036,815.76
  4. Step 4: Simplify right side
    1,618,623.76x = 2,315,782,909,722.65
  5. Step 5: Solve for x
    x = 2,315,782,909,722.65/1,618,623.76
  6. Step 6: Final answer
    x = 1,430,711.06

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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.