Home / 937,276.30-1,405,914.46-686,601.10

Finding the Fourth Proportional to 937,276.30, 1,405,914.46 and 686,601.10

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Solution

The fourth proportional to 937,276.30, 1,405,914.46 and 686,601.10 is: 1,029,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,276.30 : 1,405,914.46 = 686,601.10 : x
  2. Step 2: Convert to fraction form
    937,276.30/1,405,914.46 = 686,601.10/x
  3. Step 3: Cross multiply
    937,276.30x = 1,405,914.46 × 686,601.10
  4. Step 4: Simplify right side
    937,276.30x = 965,302,414,741.91
  5. Step 5: Solve for x
    x = 965,302,414,741.91/937,276.30
  6. Step 6: Final answer
    x = 1,029,901.66

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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.