Home / 1,837,440-2,756,527.90-1,028,974.12

Finding the Fourth Proportional to 1,837,440, 2,756,527.90 and 1,028,974.12

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Solution

The fourth proportional to 1,837,440, 2,756,527.90 and 1,028,974.12 is: 1,543,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,440 : 2,756,527.90 = 1,028,974.12 : x
  2. Step 2: Convert to fraction form
    1,837,440/2,756,527.90 = 1,028,974.12/x
  3. Step 3: Cross multiply
    1,837,440x = 2,756,527.90 × 1,028,974.12
  4. Step 4: Simplify right side
    1,837,440x = 2,836,395,870,157.95
  5. Step 5: Solve for x
    x = 2,836,395,870,157.95/1,837,440
  6. Step 6: Final answer
    x = 1,543,667.21

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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.