Home / 1,172,727.52-1,617,529.70-1,076,242.95

Finding the Fourth Proportional to 1,172,727.52, 1,617,529.70 and 1,076,242.95

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Solution

The fourth proportional to 1,172,727.52, 1,617,529.70 and 1,076,242.95 is: 1,484,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,727.52 : 1,617,529.70 = 1,076,242.95 : x
  2. Step 2: Convert to fraction form
    1,172,727.52/1,617,529.70 = 1,076,242.95/x
  3. Step 3: Cross multiply
    1,172,727.52x = 1,617,529.70 × 1,076,242.95
  4. Step 4: Simplify right side
    1,172,727.52x = 1,740,854,922,571.75
  5. Step 5: Solve for x
    x = 1,740,854,922,571.75/1,172,727.52
  6. Step 6: Final answer
    x = 1,484,449.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.