Home / 2,188,465.34-3,020,338.34-1,820,292.93

Finding the Fourth Proportional to 2,188,465.34, 3,020,338.34 and 1,820,292.93

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Solution

The fourth proportional to 2,188,465.34, 3,020,338.34 and 1,820,292.93 is: 2,512,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,465.34 : 3,020,338.34 = 1,820,292.93 : x
  2. Step 2: Convert to fraction form
    2,188,465.34/3,020,338.34 = 1,820,292.93/x
  3. Step 3: Cross multiply
    2,188,465.34x = 3,020,338.34 × 1,820,292.93
  4. Step 4: Simplify right side
    2,188,465.34x = 5,497,900,517,408.47
  5. Step 5: Solve for x
    x = 5,497,900,517,408.47/2,188,465.34
  6. Step 6: Final answer
    x = 2,512,217.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.