Home / 2,900,513.58-4,000,935.03-1,722,313.74

Finding the Fourth Proportional to 2,900,513.58, 4,000,935.03 and 1,722,313.74

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Solution

The fourth proportional to 2,900,513.58, 4,000,935.03 and 1,722,313.74 is: 2,375,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,513.58 : 4,000,935.03 = 1,722,313.74 : x
  2. Step 2: Convert to fraction form
    2,900,513.58/4,000,935.03 = 1,722,313.74/x
  3. Step 3: Cross multiply
    2,900,513.58x = 4,000,935.03 × 1,722,313.74
  4. Step 4: Simplify right side
    2,900,513.58x = 6,890,865,375,016.31
  5. Step 5: Solve for x
    x = 6,890,865,375,016.31/2,900,513.58
  6. Step 6: Final answer
    x = 2,375,739.74

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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.