Home / 1,674,522.45-2,311,012.56-986,410.86

Finding the Fourth Proportional to 1,674,522.45, 2,311,012.56 and 986,410.86

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Solution

The fourth proportional to 1,674,522.45, 2,311,012.56 and 986,410.86 is: 1,361,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,522.45 : 2,311,012.56 = 986,410.86 : x
  2. Step 2: Convert to fraction form
    1,674,522.45/2,311,012.56 = 986,410.86/x
  3. Step 3: Cross multiply
    1,674,522.45x = 2,311,012.56 × 986,410.86
  4. Step 4: Simplify right side
    1,674,522.45x = 2,279,607,886,780.40
  5. Step 5: Solve for x
    x = 2,279,607,886,780.40/1,674,522.45
  6. Step 6: Final answer
    x = 1,361,348.06

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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.