Home / 2,984,056.80-4,476,785.04-1,187,042.64

Finding the Fourth Proportional to 2,984,056.80, 4,476,785.04 and 1,187,042.64

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Solution

The fourth proportional to 2,984,056.80, 4,476,785.04 and 1,187,042.64 is: 1,780,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,056.80 : 4,476,785.04 = 1,187,042.64 : x
  2. Step 2: Convert to fraction form
    2,984,056.80/4,476,785.04 = 1,187,042.64/x
  3. Step 3: Cross multiply
    2,984,056.80x = 4,476,785.04 × 1,187,042.64
  4. Step 4: Simplify right side
    2,984,056.80x = 5,314,134,732,594.11
  5. Step 5: Solve for x
    x = 5,314,134,732,594.11/2,984,056.80
  6. Step 6: Final answer
    x = 1,780,842.35

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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.