Home / 2,113,563.74-2,916,723.21-1,146,693.79

Finding the Fourth Proportional to 2,113,563.74, 2,916,723.21 and 1,146,693.79

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Solution

The fourth proportional to 2,113,563.74, 2,916,723.21 and 1,146,693.79 is: 1,582,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,563.74 : 2,916,723.21 = 1,146,693.79 : x
  2. Step 2: Convert to fraction form
    2,113,563.74/2,916,723.21 = 1,146,693.79/x
  3. Step 3: Cross multiply
    2,113,563.74x = 2,916,723.21 × 1,146,693.79
  4. Step 4: Simplify right side
    2,113,563.74x = 3,344,588,377,472.25
  5. Step 5: Solve for x
    x = 3,344,588,377,472.25/2,113,563.74
  6. Step 6: Final answer
    x = 1,582,440.27

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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.