Home / 1,117,280.94-1,676,752.86-548,967.12

Finding the Fourth Proportional to 1,117,280.94, 1,676,752.86 and 548,967.12

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Solution

The fourth proportional to 1,117,280.94, 1,676,752.86 and 548,967.12 is: 823,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,280.94 : 1,676,752.86 = 548,967.12 : x
  2. Step 2: Convert to fraction form
    1,117,280.94/1,676,752.86 = 548,967.12/x
  3. Step 3: Cross multiply
    1,117,280.94x = 1,676,752.86 × 548,967.12
  4. Step 4: Simplify right side
    1,117,280.94x = 920,482,188,505.96
  5. Step 5: Solve for x
    x = 920,482,188,505.96/1,117,280.94
  6. Step 6: Final answer
    x = 823,859.21

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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.