Home / 1,440,033.70-2,155,903.35-880,161.70

Finding the Fourth Proportional to 1,440,033.70, 2,155,903.35 and 880,161.70

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Solution

The fourth proportional to 1,440,033.70, 2,155,903.35 and 880,161.70 is: 1,317,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,033.70 : 2,155,903.35 = 880,161.70 : x
  2. Step 2: Convert to fraction form
    1,440,033.70/2,155,903.35 = 880,161.70/x
  3. Step 3: Cross multiply
    1,440,033.70x = 2,155,903.35 × 880,161.70
  4. Step 4: Simplify right side
    1,440,033.70x = 1,897,543,557,571.70
  5. Step 5: Solve for x
    x = 1,897,543,557,571.70/1,440,033.70
  6. Step 6: Final answer
    x = 1,317,707.74

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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.