Home / 1,454,785.76-2,008,523.48-1,072,146.08

Finding the Fourth Proportional to 1,454,785.76, 2,008,523.48 and 1,072,146.08

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Solution

The fourth proportional to 1,454,785.76, 2,008,523.48 and 1,072,146.08 is: 1,480,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,785.76 : 2,008,523.48 = 1,072,146.08 : x
  2. Step 2: Convert to fraction form
    1,454,785.76/2,008,523.48 = 1,072,146.08/x
  3. Step 3: Cross multiply
    1,454,785.76x = 2,008,523.48 × 1,072,146.08
  4. Step 4: Simplify right side
    1,454,785.76x = 2,153,430,575,669.96
  5. Step 5: Solve for x
    x = 2,153,430,575,669.96/1,454,785.76
  6. Step 6: Final answer
    x = 1,480,238.97

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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.