Home / 2,140,215.91-2,953,497.20-1,173,325.46

Finding the Fourth Proportional to 2,140,215.91, 2,953,497.20 and 1,173,325.46

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Solution

The fourth proportional to 2,140,215.91, 2,953,497.20 and 1,173,325.46 is: 1,619,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,215.91 : 2,953,497.20 = 1,173,325.46 : x
  2. Step 2: Convert to fraction form
    2,140,215.91/2,953,497.20 = 1,173,325.46/x
  3. Step 3: Cross multiply
    2,140,215.91x = 2,953,497.20 × 1,173,325.46
  4. Step 4: Simplify right side
    2,140,215.91x = 3,465,413,440,164.60
  5. Step 5: Solve for x
    x = 3,465,413,440,164.60/2,140,215.91
  6. Step 6: Final answer
    x = 1,619,188.71

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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.