Home / 4,080,443.60-6,120,895.80-1,240,648.40

Finding the Fourth Proportional to 4,080,443.60, 6,120,895.80 and 1,240,648.40

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Solution

The fourth proportional to 4,080,443.60, 6,120,895.80 and 1,240,648.40 is: 1,861,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,443.60 : 6,120,895.80 = 1,240,648.40 : x
  2. Step 2: Convert to fraction form
    4,080,443.60/6,120,895.80 = 1,240,648.40/x
  3. Step 3: Cross multiply
    4,080,443.60x = 6,120,895.80 × 1,240,648.40
  4. Step 4: Simplify right side
    4,080,443.60x = 7,593,879,580,836.72
  5. Step 5: Solve for x
    x = 7,593,879,580,836.72/4,080,443.60
  6. Step 6: Final answer
    x = 1,861,042.65

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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.