Home / 1,253,221.16-1,879,904.84-354,587.72

Finding the Fourth Proportional to 1,253,221.16, 1,879,904.84 and 354,587.72

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Solution

The fourth proportional to 1,253,221.16, 1,879,904.84 and 354,587.72 is: 531,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,221.16 : 1,879,904.84 = 354,587.72 : x
  2. Step 2: Convert to fraction form
    1,253,221.16/1,879,904.84 = 354,587.72/x
  3. Step 3: Cross multiply
    1,253,221.16x = 1,879,904.84 × 354,587.72
  4. Step 4: Simplify right side
    1,253,221.16x = 666,591,171,032.57
  5. Step 5: Solve for x
    x = 666,591,171,032.57/1,253,221.16
  6. Step 6: Final answer
    x = 531,902.26

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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.