Home / 1,372,670.76-2,056,109.52-1,101,329.84

Finding the Fourth Proportional to 1,372,670.76, 2,056,109.52 and 1,101,329.84

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Solution

The fourth proportional to 1,372,670.76, 2,056,109.52 and 1,101,329.84 is: 1,649,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,670.76 : 2,056,109.52 = 1,101,329.84 : x
  2. Step 2: Convert to fraction form
    1,372,670.76/2,056,109.52 = 1,101,329.84/x
  3. Step 3: Cross multiply
    1,372,670.76x = 2,056,109.52 × 1,101,329.84
  4. Step 4: Simplify right side
    1,372,670.76x = 2,264,454,758,403.53
  5. Step 5: Solve for x
    x = 2,264,454,758,403.53/1,372,670.76
  6. Step 6: Final answer
    x = 1,649,670.72

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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.