Home / 1,407,674.92-2,111,516.54-342,716.84

Finding the Fourth Proportional to 1,407,674.92, 2,111,516.54 and 342,716.84

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Solution

The fourth proportional to 1,407,674.92, 2,111,516.54 and 342,716.84 is: 514,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,674.92 : 2,111,516.54 = 342,716.84 : x
  2. Step 2: Convert to fraction form
    1,407,674.92/2,111,516.54 = 342,716.84/x
  3. Step 3: Cross multiply
    1,407,674.92x = 2,111,516.54 × 342,716.84
  4. Step 4: Simplify right side
    1,407,674.92x = 723,652,276,196.53
  5. Step 5: Solve for x
    x = 723,652,276,196.53/1,407,674.92
  6. Step 6: Final answer
    x = 514,076.27

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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.