Home / 1,731,730.80-2,595,846.60-785,780.40

Finding the Fourth Proportional to 1,731,730.80, 2,595,846.60 and 785,780.40

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Solution

The fourth proportional to 1,731,730.80, 2,595,846.60 and 785,780.40 is: 1,177,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,730.80 : 2,595,846.60 = 785,780.40 : x
  2. Step 2: Convert to fraction form
    1,731,730.80/2,595,846.60 = 785,780.40/x
  3. Step 3: Cross multiply
    1,731,730.80x = 2,595,846.60 × 785,780.40
  4. Step 4: Simplify right side
    1,731,730.80x = 2,039,765,379,686.64
  5. Step 5: Solve for x
    x = 2,039,765,379,686.64/1,731,730.80
  6. Step 6: Final answer
    x = 1,177,876.71

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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.