Home / 2,076,355.30-3,111,179.55-1,175,116.90

Finding the Fourth Proportional to 2,076,355.30, 3,111,179.55 and 1,175,116.90

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Solution

The fourth proportional to 2,076,355.30, 3,111,179.55 and 1,175,116.90 is: 1,760,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,355.30 : 3,111,179.55 = 1,175,116.90 : x
  2. Step 2: Convert to fraction form
    2,076,355.30/3,111,179.55 = 1,175,116.90/x
  3. Step 3: Cross multiply
    2,076,355.30x = 3,111,179.55 × 1,175,116.90
  4. Step 4: Simplify right side
    2,076,355.30x = 3,655,999,668,139.39
  5. Step 5: Solve for x
    x = 3,655,999,668,139.39/2,076,355.30
  6. Step 6: Final answer
    x = 1,760,777.49

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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.