Home / 1,836,000.43-2,754,467.81-1,078,482.56

Finding the Fourth Proportional to 1,836,000.43, 2,754,467.81 and 1,078,482.56

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Solution

The fourth proportional to 1,836,000.43, 2,754,467.81 and 1,078,482.56 is: 1,617,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,000.43 : 2,754,467.81 = 1,078,482.56 : x
  2. Step 2: Convert to fraction form
    1,836,000.43/2,754,467.81 = 1,078,482.56/x
  3. Step 3: Cross multiply
    1,836,000.43x = 2,754,467.81 × 1,078,482.56
  4. Step 4: Simplify right side
    1,836,000.43x = 2,970,645,480,045.95
  5. Step 5: Solve for x
    x = 2,970,645,480,045.95/1,836,000.43
  6. Step 6: Final answer
    x = 1,617,998.25

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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.