Home / 1,789,337.71-2,665,055.19-1,780,618.73

Finding the Fourth Proportional to 1,789,337.71, 2,665,055.19 and 1,780,618.73

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Solution

The fourth proportional to 1,789,337.71, 2,665,055.19 and 1,780,618.73 is: 2,652,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,337.71 : 2,665,055.19 = 1,780,618.73 : x
  2. Step 2: Convert to fraction form
    1,789,337.71/2,665,055.19 = 1,780,618.73/x
  3. Step 3: Cross multiply
    1,789,337.71x = 2,665,055.19 × 1,780,618.73
  4. Step 4: Simplify right side
    1,789,337.71x = 4,745,447,178,894.62
  5. Step 5: Solve for x
    x = 4,745,447,178,894.62/1,789,337.71
  6. Step 6: Final answer
    x = 2,652,069.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.