Home / 4,154,651.80-6,231,977.70-1,314,986.20

Finding the Fourth Proportional to 4,154,651.80, 6,231,977.70 and 1,314,986.20

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Solution

The fourth proportional to 4,154,651.80, 6,231,977.70 and 1,314,986.20 is: 1,972,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,651.80 : 6,231,977.70 = 1,314,986.20 : x
  2. Step 2: Convert to fraction form
    4,154,651.80/6,231,977.70 = 1,314,986.20/x
  3. Step 3: Cross multiply
    4,154,651.80x = 6,231,977.70 × 1,314,986.20
  4. Step 4: Simplify right side
    4,154,651.80x = 8,194,964,674,207.74
  5. Step 5: Solve for x
    x = 8,194,964,674,207.74/4,154,651.80
  6. Step 6: Final answer
    x = 1,972,479.30

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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.