Home / 1,454,984.94-2,178,750.96-1,214,500.91

Finding the Fourth Proportional to 1,454,984.94, 2,178,750.96 and 1,214,500.91

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Solution

The fourth proportional to 1,454,984.94, 2,178,750.96 and 1,214,500.91 is: 1,818,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,984.94 : 2,178,750.96 = 1,214,500.91 : x
  2. Step 2: Convert to fraction form
    1,454,984.94/2,178,750.96 = 1,214,500.91/x
  3. Step 3: Cross multiply
    1,454,984.94x = 2,178,750.96 × 1,214,500.91
  4. Step 4: Simplify right side
    1,454,984.94x = 2,646,095,012,689.62
  5. Step 5: Solve for x
    x = 2,646,095,012,689.62/1,454,984.94
  6. Step 6: Final answer
    x = 1,818,640.83

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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.