Home / 2,493,691.28-3,441,225.12-1,405,953.32

Finding the Fourth Proportional to 2,493,691.28, 3,441,225.12 and 1,405,953.32

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Solution

The fourth proportional to 2,493,691.28, 3,441,225.12 and 1,405,953.32 is: 1,940,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493,691.28 : 3,441,225.12 = 1,405,953.32 : x
  2. Step 2: Convert to fraction form
    2,493,691.28/3,441,225.12 = 1,405,953.32/x
  3. Step 3: Cross multiply
    2,493,691.28x = 3,441,225.12 × 1,405,953.32
  4. Step 4: Simplify right side
    2,493,691.28x = 4,838,201,882,331.40
  5. Step 5: Solve for x
    x = 4,838,201,882,331.40/2,493,691.28
  6. Step 6: Final answer
    x = 1,940,176.77

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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.