Home / 1,116,635.70-1,674,953.55-1,065,314.10

Finding the Fourth Proportional to 1,116,635.70, 1,674,953.55 and 1,065,314.10

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Solution

The fourth proportional to 1,116,635.70, 1,674,953.55 and 1,065,314.10 is: 1,597,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,635.70 : 1,674,953.55 = 1,065,314.10 : x
  2. Step 2: Convert to fraction form
    1,116,635.70/1,674,953.55 = 1,065,314.10/x
  3. Step 3: Cross multiply
    1,116,635.70x = 1,674,953.55 × 1,065,314.10
  4. Step 4: Simplify right side
    1,116,635.70x = 1,784,351,633,660.06
  5. Step 5: Solve for x
    x = 1,784,351,633,660.06/1,116,635.70
  6. Step 6: Final answer
    x = 1,597,971.15

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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.