Home / 1,216,939.60-1,826,446.20-544,056.40

Finding the Fourth Proportional to 1,216,939.60, 1,826,446.20 and 544,056.40

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Solution

The fourth proportional to 1,216,939.60, 1,826,446.20 and 544,056.40 is: 816,548.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,939.60 : 1,826,446.20 = 544,056.40 : x
  2. Step 2: Convert to fraction form
    1,216,939.60/1,826,446.20 = 544,056.40/x
  3. Step 3: Cross multiply
    1,216,939.60x = 1,826,446.20 × 544,056.40
  4. Step 4: Simplify right side
    1,216,939.60x = 993,689,744,365.68
  5. Step 5: Solve for x
    x = 993,689,744,365.68/1,216,939.60
  6. Step 6: Final answer
    x = 816,548.12

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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.