Home / 1,218,106.25-1,826,529.80-534,713.40

Finding the Fourth Proportional to 1,218,106.25, 1,826,529.80 and 534,713.40

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Solution

The fourth proportional to 1,218,106.25, 1,826,529.80 and 534,713.40 is: 801,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,106.25 : 1,826,529.80 = 534,713.40 : x
  2. Step 2: Convert to fraction form
    1,218,106.25/1,826,529.80 = 534,713.40/x
  3. Step 3: Cross multiply
    1,218,106.25x = 1,826,529.80 × 534,713.40
  4. Step 4: Simplify right side
    1,218,106.25x = 976,669,959,893.52
  5. Step 5: Solve for x
    x = 976,669,959,893.52/1,218,106.25
  6. Step 6: Final answer
    x = 801,793.74

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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.