Home / 1,839,140.64-2,756,921.76-879,346.80

Finding the Fourth Proportional to 1,839,140.64, 2,756,921.76 and 879,346.80

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Solution

The fourth proportional to 1,839,140.64, 2,756,921.76 and 879,346.80 is: 1,318,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,140.64 : 2,756,921.76 = 879,346.80 : x
  2. Step 2: Convert to fraction form
    1,839,140.64/2,756,921.76 = 879,346.80/x
  3. Step 3: Cross multiply
    1,839,140.64x = 2,756,921.76 × 879,346.80
  4. Step 4: Simplify right side
    1,839,140.64x = 2,424,290,327,506.37
  5. Step 5: Solve for x
    x = 2,424,290,327,506.37/1,839,140.64
  6. Step 6: Final answer
    x = 1,318,164.73

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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.