Home / 2,215,802.70-3,323,813.40-1,152,920.70

Finding the Fourth Proportional to 2,215,802.70, 3,323,813.40 and 1,152,920.70

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Solution

The fourth proportional to 2,215,802.70, 3,323,813.40 and 1,152,920.70 is: 1,729,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,802.70 : 3,323,813.40 = 1,152,920.70 : x
  2. Step 2: Convert to fraction form
    2,215,802.70/3,323,813.40 = 1,152,920.70/x
  3. Step 3: Cross multiply
    2,215,802.70x = 3,323,813.40 × 1,152,920.70
  4. Step 4: Simplify right side
    2,215,802.70x = 3,832,093,271,797.38
  5. Step 5: Solve for x
    x = 3,832,093,271,797.38/2,215,802.70
  6. Step 6: Final answer
    x = 1,729,437.95

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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.