Home / 2,108,276-3,163,005.24-846,989.36

Finding the Fourth Proportional to 2,108,276, 3,163,005.24 and 846,989.36

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Solution

The fourth proportional to 2,108,276, 3,163,005.24 and 846,989.36 is: 1,270,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,276 : 3,163,005.24 = 846,989.36 : x
  2. Step 2: Convert to fraction form
    2,108,276/3,163,005.24 = 846,989.36/x
  3. Step 3: Cross multiply
    2,108,276x = 3,163,005.24 × 846,989.36
  4. Step 4: Simplify right side
    2,108,276x = 2,679,031,783,904.25
  5. Step 5: Solve for x
    x = 2,679,031,783,904.25/2,108,276
  6. Step 6: Final answer
    x = 1,270,721.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.