Home / 1,206,795.60-1,810,436.40-353,865.60

Finding the Fourth Proportional to 1,206,795.60, 1,810,436.40 and 353,865.60

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Solution

The fourth proportional to 1,206,795.60, 1,810,436.40 and 353,865.60 is: 530,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,795.60 : 1,810,436.40 = 353,865.60 : x
  2. Step 2: Convert to fraction form
    1,206,795.60/1,810,436.40 = 353,865.60/x
  3. Step 3: Cross multiply
    1,206,795.60x = 1,810,436.40 × 353,865.60
  4. Step 4: Simplify right side
    1,206,795.60x = 640,651,162,947.84
  5. Step 5: Solve for x
    x = 640,651,162,947.84/1,206,795.60
  6. Step 6: Final answer
    x = 530,869.65

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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.