Home / 1,801,491.71-2,700,711.42-789,847.02

Finding the Fourth Proportional to 1,801,491.71, 2,700,711.42 and 789,847.02

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Solution

The fourth proportional to 1,801,491.71, 2,700,711.42 and 789,847.02 is: 1,184,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,491.71 : 2,700,711.42 = 789,847.02 : x
  2. Step 2: Convert to fraction form
    1,801,491.71/2,700,711.42 = 789,847.02/x
  3. Step 3: Cross multiply
    1,801,491.71x = 2,700,711.42 × 789,847.02
  4. Step 4: Simplify right side
    1,801,491.71x = 2,133,148,866,966.97
  5. Step 5: Solve for x
    x = 2,133,148,866,966.97/1,801,491.71
  6. Step 6: Final answer
    x = 1,184,101.41

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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.