Home / 3,079,653.12-4,620,276.72-949,690.08

Finding the Fourth Proportional to 3,079,653.12, 4,620,276.72 and 949,690.08

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Solution

The fourth proportional to 3,079,653.12, 4,620,276.72 and 949,690.08 is: 1,424,780.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,653.12 : 4,620,276.72 = 949,690.08 : x
  2. Step 2: Convert to fraction form
    3,079,653.12/4,620,276.72 = 949,690.08/x
  3. Step 3: Cross multiply
    3,079,653.12x = 4,620,276.72 × 949,690.08
  4. Step 4: Simplify right side
    3,079,653.12x = 4,387,830,967,838.94
  5. Step 5: Solve for x
    x = 4,387,830,967,838.94/3,079,653.12
  6. Step 6: Final answer
    x = 1,424,780.91

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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.