Home / 1,236,025.92-1,705,554.03-712,755.87

Finding the Fourth Proportional to 1,236,025.92, 1,705,554.03 and 712,755.87

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Solution

The fourth proportional to 1,236,025.92, 1,705,554.03 and 712,755.87 is: 983,509.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,025.92 : 1,705,554.03 = 712,755.87 : x
  2. Step 2: Convert to fraction form
    1,236,025.92/1,705,554.03 = 712,755.87/x
  3. Step 3: Cross multiply
    1,236,025.92x = 1,705,554.03 × 712,755.87
  4. Step 4: Simplify right side
    1,236,025.92x = 1,215,643,646,484.66
  5. Step 5: Solve for x
    x = 1,215,643,646,484.66/1,236,025.92
  6. Step 6: Final answer
    x = 983,509.83

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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.