Home / 1,360,161.60-1,876,947.84-756,510.72

Finding the Fourth Proportional to 1,360,161.60, 1,876,947.84 and 756,510.72

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Solution

The fourth proportional to 1,360,161.60, 1,876,947.84 and 756,510.72 is: 1,043,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,161.60 : 1,876,947.84 = 756,510.72 : x
  2. Step 2: Convert to fraction form
    1,360,161.60/1,876,947.84 = 756,510.72/x
  3. Step 3: Cross multiply
    1,360,161.60x = 1,876,947.84 × 756,510.72
  4. Step 4: Simplify right side
    1,360,161.60x = 1,419,931,161,840.84
  5. Step 5: Solve for x
    x = 1,419,931,161,840.84/1,360,161.60
  6. Step 6: Final answer
    x = 1,043,942.99

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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.