Home / 2,822,438.64-3,894,992.28-1,533,288.72

Finding the Fourth Proportional to 2,822,438.64, 3,894,992.28 and 1,533,288.72

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Solution

The fourth proportional to 2,822,438.64, 3,894,992.28 and 1,533,288.72 is: 2,115,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,438.64 : 3,894,992.28 = 1,533,288.72 : x
  2. Step 2: Convert to fraction form
    2,822,438.64/3,894,992.28 = 1,533,288.72/x
  3. Step 3: Cross multiply
    2,822,438.64x = 3,894,992.28 × 1,533,288.72
  4. Step 4: Simplify right side
    2,822,438.64x = 5,972,147,727,411.08
  5. Step 5: Solve for x
    x = 5,972,147,727,411.08/2,822,438.64
  6. Step 6: Final answer
    x = 2,115,953.08

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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.